Home / 1,088,036.87-1,501,628.94-658,320.53

Finding the Fourth Proportional to 1,088,036.87, 1,501,628.94 and 658,320.53

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Solution

The fourth proportional to 1,088,036.87, 1,501,628.94 and 658,320.53 is: 908,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,036.87 : 1,501,628.94 = 658,320.53 : x
  2. Step 2: Convert to fraction form
    1,088,036.87/1,501,628.94 = 658,320.53/x
  3. Step 3: Cross multiply
    1,088,036.87x = 1,501,628.94 × 658,320.53
  4. Step 4: Simplify right side
    1,088,036.87x = 988,553,159,644.14
  5. Step 5: Solve for x
    x = 988,553,159,644.14/1,088,036.87
  6. Step 6: Final answer
    x = 908,565.86

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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.