Home / 1,402,890.74-1,935,988.80-758,310.56

Finding the Fourth Proportional to 1,402,890.74, 1,935,988.80 and 758,310.56

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Solution

The fourth proportional to 1,402,890.74, 1,935,988.80 and 758,310.56 is: 1,046,468.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,890.74 : 1,935,988.80 = 758,310.56 : x
  2. Step 2: Convert to fraction form
    1,402,890.74/1,935,988.80 = 758,310.56/x
  3. Step 3: Cross multiply
    1,402,890.74x = 1,935,988.80 × 758,310.56
  4. Step 4: Simplify right side
    1,402,890.74x = 1,468,080,751,081.73
  5. Step 5: Solve for x
    x = 1,468,080,751,081.73/1,402,890.74
  6. Step 6: Final answer
    x = 1,046,468.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.