Home / 2,317,286.40-3,475,929.60-987,417.60

Finding the Fourth Proportional to 2,317,286.40, 3,475,929.60 and 987,417.60

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Solution

The fourth proportional to 2,317,286.40, 3,475,929.60 and 987,417.60 is: 1,481,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,286.40 : 3,475,929.60 = 987,417.60 : x
  2. Step 2: Convert to fraction form
    2,317,286.40/3,475,929.60 = 987,417.60/x
  3. Step 3: Cross multiply
    2,317,286.40x = 3,475,929.60 × 987,417.60
  4. Step 4: Simplify right side
    2,317,286.40x = 3,432,194,063,400.96
  5. Step 5: Solve for x
    x = 3,432,194,063,400.96/2,317,286.40
  6. Step 6: Final answer
    x = 1,481,126.40

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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.