Home / 1,780,720.32-2,457,439.14-1,092,772.08

Finding the Fourth Proportional to 1,780,720.32, 2,457,439.14 and 1,092,772.08

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Solution

The fourth proportional to 1,780,720.32, 2,457,439.14 and 1,092,772.08 is: 1,508,053.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,720.32 : 2,457,439.14 = 1,092,772.08 : x
  2. Step 2: Convert to fraction form
    1,780,720.32/2,457,439.14 = 1,092,772.08/x
  3. Step 3: Cross multiply
    1,780,720.32x = 2,457,439.14 × 1,092,772.08
  4. Step 4: Simplify right side
    1,780,720.32x = 2,685,420,880,491.21
  5. Step 5: Solve for x
    x = 2,685,420,880,491.21/1,780,720.32
  6. Step 6: Final answer
    x = 1,508,053.15

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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.