Home / 1,175,033.12-1,759,815.72-1,142,708.24

Finding the Fourth Proportional to 1,175,033.12, 1,759,815.72 and 1,142,708.24

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Solution

The fourth proportional to 1,175,033.12, 1,759,815.72 and 1,142,708.24 is: 1,711,403.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,033.12 : 1,759,815.72 = 1,142,708.24 : x
  2. Step 2: Convert to fraction form
    1,175,033.12/1,759,815.72 = 1,142,708.24/x
  3. Step 3: Cross multiply
    1,175,033.12x = 1,759,815.72 × 1,142,708.24
  4. Step 4: Simplify right side
    1,175,033.12x = 2,010,955,924,125.53
  5. Step 5: Solve for x
    x = 2,010,955,924,125.53/1,175,033.12
  6. Step 6: Final answer
    x = 1,711,403.61

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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.