Home / 1,283,376.39-1,926,957.03-715,866.29

Finding the Fourth Proportional to 1,283,376.39, 1,926,957.03 and 715,866.29

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Solution

The fourth proportional to 1,283,376.39, 1,926,957.03 and 715,866.29 is: 1,074,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,376.39 : 1,926,957.03 = 715,866.29 : x
  2. Step 2: Convert to fraction form
    1,283,376.39/1,926,957.03 = 715,866.29/x
  3. Step 3: Cross multiply
    1,283,376.39x = 1,926,957.03 × 715,866.29
  4. Step 4: Simplify right side
    1,283,376.39x = 1,379,443,580,055.52
  5. Step 5: Solve for x
    x = 1,379,443,580,055.52/1,283,376.39
  6. Step 6: Final answer
    x = 1,074,855.04

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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.