Home / 1,109,987.61-1,531,787.72-600,690.03

Finding the Fourth Proportional to 1,109,987.61, 1,531,787.72 and 600,690.03

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Solution

The fourth proportional to 1,109,987.61, 1,531,787.72 and 600,690.03 is: 828,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,987.61 : 1,531,787.72 = 600,690.03 : x
  2. Step 2: Convert to fraction form
    1,109,987.61/1,531,787.72 = 600,690.03/x
  3. Step 3: Cross multiply
    1,109,987.61x = 1,531,787.72 × 600,690.03
  4. Step 4: Simplify right side
    1,109,987.61x = 920,129,608,476.98
  5. Step 5: Solve for x
    x = 920,129,608,476.98/1,109,987.61
  6. Step 6: Final answer
    x = 828,954.85

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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.