Home / 1,088,135.76-1,501,663.84-604,721.28

Finding the Fourth Proportional to 1,088,135.76, 1,501,663.84 and 604,721.28

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Solution

The fourth proportional to 1,088,135.76, 1,501,663.84 and 604,721.28 is: 834,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,135.76 : 1,501,663.84 = 604,721.28 : x
  2. Step 2: Convert to fraction form
    1,088,135.76/1,501,663.84 = 604,721.28/x
  3. Step 3: Cross multiply
    1,088,135.76x = 1,501,663.84 × 604,721.28
  4. Step 4: Simplify right side
    1,088,135.76x = 908,088,079,454.52
  5. Step 5: Solve for x
    x = 908,088,079,454.52/1,088,135.76
  6. Step 6: Final answer
    x = 834,535.65

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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.