Home / 2,695,136.70-4,042,705.05-2,429,416.20

Finding the Fourth Proportional to 2,695,136.70, 4,042,705.05 and 2,429,416.20

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Solution

The fourth proportional to 2,695,136.70, 4,042,705.05 and 2,429,416.20 is: 3,644,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,136.70 : 4,042,705.05 = 2,429,416.20 : x
  2. Step 2: Convert to fraction form
    2,695,136.70/4,042,705.05 = 2,429,416.20/x
  3. Step 3: Cross multiply
    2,695,136.70x = 4,042,705.05 × 2,429,416.20
  4. Step 4: Simplify right side
    2,695,136.70x = 9,821,413,140,291.81
  5. Step 5: Solve for x
    x = 9,821,413,140,291.81/2,695,136.70
  6. Step 6: Final answer
    x = 3,644,124.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.