Home / 1,283,959.98-1,925,935.34-385,397.82

Finding the Fourth Proportional to 1,283,959.98, 1,925,935.34 and 385,397.82

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Solution

The fourth proportional to 1,283,959.98, 1,925,935.34 and 385,397.82 is: 578,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,959.98 : 1,925,935.34 = 385,397.82 : x
  2. Step 2: Convert to fraction form
    1,283,959.98/1,925,935.34 = 385,397.82/x
  3. Step 3: Cross multiply
    1,283,959.98x = 1,925,935.34 × 385,397.82
  4. Step 4: Simplify right side
    1,283,959.98x = 742,251,279,569.97
  5. Step 5: Solve for x
    x = 742,251,279,569.97/1,283,959.98
  6. Step 6: Final answer
    x = 578,095.34

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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.