Home / 1,035,035.10-1,428,348.12-576,139.70

Finding the Fourth Proportional to 1,035,035.10, 1,428,348.12 and 576,139.70

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Solution

The fourth proportional to 1,035,035.10, 1,428,348.12 and 576,139.70 is: 795,072.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,035.10 : 1,428,348.12 = 576,139.70 : x
  2. Step 2: Convert to fraction form
    1,035,035.10/1,428,348.12 = 576,139.70/x
  3. Step 3: Cross multiply
    1,035,035.10x = 1,428,348.12 × 576,139.70
  4. Step 4: Simplify right side
    1,035,035.10x = 822,928,057,352.36
  5. Step 5: Solve for x
    x = 822,928,057,352.36/1,035,035.10
  6. Step 6: Final answer
    x = 795,072.61

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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.