Home / 3,260,256.20-4,890,384.30-1,913,064.20

Finding the Fourth Proportional to 3,260,256.20, 4,890,384.30 and 1,913,064.20

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Solution

The fourth proportional to 3,260,256.20, 4,890,384.30 and 1,913,064.20 is: 2,869,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,256.20 : 4,890,384.30 = 1,913,064.20 : x
  2. Step 2: Convert to fraction form
    3,260,256.20/4,890,384.30 = 1,913,064.20/x
  3. Step 3: Cross multiply
    3,260,256.20x = 4,890,384.30 × 1,913,064.20
  4. Step 4: Simplify right side
    3,260,256.20x = 9,355,619,128,572.06
  5. Step 5: Solve for x
    x = 9,355,619,128,572.06/3,260,256.20
  6. Step 6: Final answer
    x = 2,869,596.30

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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.