Home / 1,661,703.60-2,487,306.60-1,304,785.20

Finding the Fourth Proportional to 1,661,703.60, 2,487,306.60 and 1,304,785.20

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Solution

The fourth proportional to 1,661,703.60, 2,487,306.60 and 1,304,785.20 is: 1,953,056.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,703.60 : 2,487,306.60 = 1,304,785.20 : x
  2. Step 2: Convert to fraction form
    1,661,703.60/2,487,306.60 = 1,304,785.20/x
  3. Step 3: Cross multiply
    1,661,703.60x = 2,487,306.60 × 1,304,785.20
  4. Step 4: Simplify right side
    1,661,703.60x = 3,245,400,839,542.32
  5. Step 5: Solve for x
    x = 3,245,400,839,542.32/1,661,703.60
  6. Step 6: Final answer
    x = 1,953,056.39

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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.