Home / 1,170,038.10-1,755,057.15-992,891.10

Finding the Fourth Proportional to 1,170,038.10, 1,755,057.15 and 992,891.10

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Solution

The fourth proportional to 1,170,038.10, 1,755,057.15 and 992,891.10 is: 1,489,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,038.10 : 1,755,057.15 = 992,891.10 : x
  2. Step 2: Convert to fraction form
    1,170,038.10/1,755,057.15 = 992,891.10/x
  3. Step 3: Cross multiply
    1,170,038.10x = 1,755,057.15 × 992,891.10
  4. Step 4: Simplify right side
    1,170,038.10x = 1,742,580,624,226.36
  5. Step 5: Solve for x
    x = 1,742,580,624,226.36/1,170,038.10
  6. Step 6: Final answer
    x = 1,489,336.65

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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.