Home / 5,282,785.30-7,924,177.95-1,916,554.90

Finding the Fourth Proportional to 5,282,785.30, 7,924,177.95 and 1,916,554.90

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Solution

The fourth proportional to 5,282,785.30, 7,924,177.95 and 1,916,554.90 is: 2,874,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282,785.30 : 7,924,177.95 = 1,916,554.90 : x
  2. Step 2: Convert to fraction form
    5,282,785.30/7,924,177.95 = 1,916,554.90/x
  3. Step 3: Cross multiply
    5,282,785.30x = 7,924,177.95 × 1,916,554.90
  4. Step 4: Simplify right side
    5,282,785.30x = 15,187,122,078,544.46
  5. Step 5: Solve for x
    x = 15,187,122,078,544.46/5,282,785.30
  6. Step 6: Final answer
    x = 2,874,832.35

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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.