Home / 1,017,306.24-1,526,390.40-511,601.28

Finding the Fourth Proportional to 1,017,306.24, 1,526,390.40 and 511,601.28

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Solution

The fourth proportional to 1,017,306.24, 1,526,390.40 and 511,601.28 is: 767,618.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,306.24 : 1,526,390.40 = 511,601.28 : x
  2. Step 2: Convert to fraction form
    1,017,306.24/1,526,390.40 = 511,601.28/x
  3. Step 3: Cross multiply
    1,017,306.24x = 1,526,390.40 × 511,601.28
  4. Step 4: Simplify right side
    1,017,306.24x = 780,903,282,419.71
  5. Step 5: Solve for x
    x = 780,903,282,419.71/1,017,306.24
  6. Step 6: Final answer
    x = 767,618.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.