Home / 3,487,903.60-5,231,855.40-3,291,948.40

Finding the Fourth Proportional to 3,487,903.60, 5,231,855.40 and 3,291,948.40

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Solution

The fourth proportional to 3,487,903.60, 5,231,855.40 and 3,291,948.40 is: 4,937,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487,903.60 : 5,231,855.40 = 3,291,948.40 : x
  2. Step 2: Convert to fraction form
    3,487,903.60/5,231,855.40 = 3,291,948.40/x
  3. Step 3: Cross multiply
    3,487,903.60x = 5,231,855.40 × 3,291,948.40
  4. Step 4: Simplify right side
    3,487,903.60x = 17,222,998,013,061.36
  5. Step 5: Solve for x
    x = 17,222,998,013,061.36/3,487,903.60
  6. Step 6: Final answer
    x = 4,937,922.60

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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.