Home / 3,126,331-4,314,336.78-1,695,547

Finding the Fourth Proportional to 3,126,331, 4,314,336.78 and 1,695,547

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Solution

The fourth proportional to 3,126,331, 4,314,336.78 and 1,695,547 is: 2,339,854.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,331 : 4,314,336.78 = 1,695,547 : x
  2. Step 2: Convert to fraction form
    3,126,331/4,314,336.78 = 1,695,547/x
  3. Step 3: Cross multiply
    3,126,331x = 4,314,336.78 × 1,695,547
  4. Step 4: Simplify right side
    3,126,331x = 7,315,160,784,318.66
  5. Step 5: Solve for x
    x = 7,315,160,784,318.66/3,126,331
  6. Step 6: Final answer
    x = 2,339,854.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.