Home / 1,396,565.73-2,094,845.87-385,685.13

Finding the Fourth Proportional to 1,396,565.73, 2,094,845.87 and 385,685.13

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Solution

The fourth proportional to 1,396,565.73, 2,094,845.87 and 385,685.13 is: 578,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,565.73 : 2,094,845.87 = 385,685.13 : x
  2. Step 2: Convert to fraction form
    1,396,565.73/2,094,845.87 = 385,685.13/x
  3. Step 3: Cross multiply
    1,396,565.73x = 2,094,845.87 × 385,685.13
  4. Step 4: Simplify right side
    1,396,565.73x = 807,950,889,298.26
  5. Step 5: Solve for x
    x = 807,950,889,298.26/1,396,565.73
  6. Step 6: Final answer
    x = 578,526.93

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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.