Home / 1,615,007.60-2,417,845.80-985,151.60

Finding the Fourth Proportional to 1,615,007.60, 2,417,845.80 and 985,151.60

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Solution

The fourth proportional to 1,615,007.60, 2,417,845.80 and 985,151.60 is: 1,474,881.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,007.60 : 2,417,845.80 = 985,151.60 : x
  2. Step 2: Convert to fraction form
    1,615,007.60/2,417,845.80 = 985,151.60/x
  3. Step 3: Cross multiply
    1,615,007.60x = 2,417,845.80 × 985,151.60
  4. Step 4: Simplify right side
    1,615,007.60x = 2,381,944,658,423.28
  5. Step 5: Solve for x
    x = 2,381,944,658,423.28/1,615,007.60
  6. Step 6: Final answer
    x = 1,474,881.39

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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.