Home / 1,535,610.40-2,304,452.40-861,690.40

Finding the Fourth Proportional to 1,535,610.40, 2,304,452.40 and 861,690.40

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Solution

The fourth proportional to 1,535,610.40, 2,304,452.40 and 861,690.40 is: 1,293,117.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,610.40 : 2,304,452.40 = 861,690.40 : x
  2. Step 2: Convert to fraction form
    1,535,610.40/2,304,452.40 = 861,690.40/x
  3. Step 3: Cross multiply
    1,535,610.40x = 2,304,452.40 × 861,690.40
  4. Step 4: Simplify right side
    1,535,610.40x = 1,985,724,510,336.96
  5. Step 5: Solve for x
    x = 1,985,724,510,336.96/1,535,610.40
  6. Step 6: Final answer
    x = 1,293,117.39

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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.