Home / 1,088,813.07-1,502,130.24-629,842.50

Finding the Fourth Proportional to 1,088,813.07, 1,502,130.24 and 629,842.50

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Solution

The fourth proportional to 1,088,813.07, 1,502,130.24 and 629,842.50 is: 868,932.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,813.07 : 1,502,130.24 = 629,842.50 : x
  2. Step 2: Convert to fraction form
    1,088,813.07/1,502,130.24 = 629,842.50/x
  3. Step 3: Cross multiply
    1,088,813.07x = 1,502,130.24 × 629,842.50
  4. Step 4: Simplify right side
    1,088,813.07x = 946,105,465,687.20
  5. Step 5: Solve for x
    x = 946,105,465,687.20/1,088,813.07
  6. Step 6: Final answer
    x = 868,932.87

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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.