Home / 1,283,375.59-1,926,955.80-715,865.50

Finding the Fourth Proportional to 1,283,375.59, 1,926,955.80 and 715,865.50

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Solution

The fourth proportional to 1,283,375.59, 1,926,955.80 and 715,865.50 is: 1,074,853.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,375.59 : 1,926,955.80 = 715,865.50 : x
  2. Step 2: Convert to fraction form
    1,283,375.59/1,926,955.80 = 715,865.50/x
  3. Step 3: Cross multiply
    1,283,375.59x = 1,926,955.80 × 715,865.50
  4. Step 4: Simplify right side
    1,283,375.59x = 1,379,441,177,244.90
  5. Step 5: Solve for x
    x = 1,379,441,177,244.90/1,283,375.59
  6. Step 6: Final answer
    x = 1,074,853.84

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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.