Home / 3,139,001.60-4,711,543.68-2,968,505.60

Finding the Fourth Proportional to 3,139,001.60, 4,711,543.68 and 2,968,505.60

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Solution

The fourth proportional to 3,139,001.60, 4,711,543.68 and 2,968,505.60 is: 4,455,634.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,001.60 : 4,711,543.68 = 2,968,505.60 : x
  2. Step 2: Convert to fraction form
    3,139,001.60/4,711,543.68 = 2,968,505.60/x
  3. Step 3: Cross multiply
    3,139,001.60x = 4,711,543.68 × 2,968,505.60
  4. Step 4: Simplify right side
    3,139,001.60x = 13,986,243,798,724.61
  5. Step 5: Solve for x
    x = 13,986,243,798,724.61/3,139,001.60
  6. Step 6: Final answer
    x = 4,455,634.49

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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.