Home / 1,396,737.12-2,094,773.40-385,836.60

Finding the Fourth Proportional to 1,396,737.12, 2,094,773.40 and 385,836.60

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Solution

The fourth proportional to 1,396,737.12, 2,094,773.40 and 385,836.60 is: 578,663.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,737.12 : 2,094,773.40 = 385,836.60 : x
  2. Step 2: Convert to fraction form
    1,396,737.12/2,094,773.40 = 385,836.60/x
  3. Step 3: Cross multiply
    1,396,737.12x = 2,094,773.40 × 385,836.60
  4. Step 4: Simplify right side
    1,396,737.12x = 808,240,246,426.44
  5. Step 5: Solve for x
    x = 808,240,246,426.44/1,396,737.12
  6. Step 6: Final answer
    x = 578,663.11

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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.