Home / 1,402,946.21-1,936,064.85-758,366.39

Finding the Fourth Proportional to 1,402,946.21, 1,936,064.85 and 758,366.39

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Solution

The fourth proportional to 1,402,946.21, 1,936,064.85 and 758,366.39 is: 1,046,545.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,946.21 : 1,936,064.85 = 758,366.39 : x
  2. Step 2: Convert to fraction form
    1,402,946.21/1,936,064.85 = 758,366.39/x
  3. Step 3: Cross multiply
    1,402,946.21x = 1,936,064.85 × 758,366.39
  4. Step 4: Simplify right side
    1,402,946.21x = 1,468,246,511,100.39
  5. Step 5: Solve for x
    x = 1,468,246,511,100.39/1,402,946.21
  6. Step 6: Final answer
    x = 1,046,545.12

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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.