Home / 1,035,081.13-1,428,311.79-763,295.35

Finding the Fourth Proportional to 1,035,081.13, 1,428,311.79 and 763,295.35

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Solution

The fourth proportional to 1,035,081.13, 1,428,311.79 and 763,295.35 is: 1,053,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,081.13 : 1,428,311.79 = 763,295.35 : x
  2. Step 2: Convert to fraction form
    1,035,081.13/1,428,311.79 = 763,295.35/x
  3. Step 3: Cross multiply
    1,035,081.13x = 1,428,311.79 × 763,295.35
  4. Step 4: Simplify right side
    1,035,081.13x = 1,090,223,736,699.14
  5. Step 5: Solve for x
    x = 1,090,223,736,699.14/1,035,081.13
  6. Step 6: Final answer
    x = 1,053,273.71

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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.