Home / 4,188,064.72-6,281,746.80-1,663,042

Finding the Fourth Proportional to 4,188,064.72, 6,281,746.80 and 1,663,042

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Solution

The fourth proportional to 4,188,064.72, 6,281,746.80 and 1,663,042 is: 2,494,423.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188,064.72 : 6,281,746.80 = 1,663,042 : x
  2. Step 2: Convert to fraction form
    4,188,064.72/6,281,746.80 = 1,663,042/x
  3. Step 3: Cross multiply
    4,188,064.72x = 6,281,746.80 × 1,663,042
  4. Step 4: Simplify right side
    4,188,064.72x = 10,446,808,761,765.60
  5. Step 5: Solve for x
    x = 10,446,808,761,765.60/4,188,064.72
  6. Step 6: Final answer
    x = 2,494,423.91

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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.