Home / 1,283,932.26-1,925,893.68-385,370.10

Finding the Fourth Proportional to 1,283,932.26, 1,925,893.68 and 385,370.10

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Solution

The fourth proportional to 1,283,932.26, 1,925,893.68 and 385,370.10 is: 578,053.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,932.26 : 1,925,893.68 = 385,370.10 : x
  2. Step 2: Convert to fraction form
    1,283,932.26/1,925,893.68 = 385,370.10/x
  3. Step 3: Cross multiply
    1,283,932.26x = 1,925,893.68 × 385,370.10
  4. Step 4: Simplify right side
    1,283,932.26x = 742,181,840,050.97
  5. Step 5: Solve for x
    x = 742,181,840,050.97/1,283,932.26
  6. Step 6: Final answer
    x = 578,053.74

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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.