Home / 1,523,905.25-2,285,853.31-386,665.25

Finding the Fourth Proportional to 1,523,905.25, 2,285,853.31 and 386,665.25

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Solution

The fourth proportional to 1,523,905.25, 2,285,853.31 and 386,665.25 is: 579,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,905.25 : 2,285,853.31 = 386,665.25 : x
  2. Step 2: Convert to fraction form
    1,523,905.25/2,285,853.31 = 386,665.25/x
  3. Step 3: Cross multiply
    1,523,905.25x = 2,285,853.31 × 386,665.25
  4. Step 4: Simplify right side
    1,523,905.25x = 883,860,041,574.48
  5. Step 5: Solve for x
    x = 883,860,041,574.48/1,523,905.25
  6. Step 6: Final answer
    x = 579,996.72

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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.