Home / 4,979,881.60-7,469,822.40-1,614,428.80

Finding the Fourth Proportional to 4,979,881.60, 7,469,822.40 and 1,614,428.80

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Solution

The fourth proportional to 4,979,881.60, 7,469,822.40 and 1,614,428.80 is: 2,421,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,881.60 : 7,469,822.40 = 1,614,428.80 : x
  2. Step 2: Convert to fraction form
    4,979,881.60/7,469,822.40 = 1,614,428.80/x
  3. Step 3: Cross multiply
    4,979,881.60x = 7,469,822.40 × 1,614,428.80
  4. Step 4: Simplify right side
    4,979,881.60x = 12,059,496,413,445.12
  5. Step 5: Solve for x
    x = 12,059,496,413,445.12/4,979,881.60
  6. Step 6: Final answer
    x = 2,421,643.20

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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.