Home / 1,440,839.58-2,161,259.34-542,482.86

Finding the Fourth Proportional to 1,440,839.58, 2,161,259.34 and 542,482.86

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Solution

The fourth proportional to 1,440,839.58, 2,161,259.34 and 542,482.86 is: 813,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,839.58 : 2,161,259.34 = 542,482.86 : x
  2. Step 2: Convert to fraction form
    1,440,839.58/2,161,259.34 = 542,482.86/x
  3. Step 3: Cross multiply
    1,440,839.58x = 2,161,259.34 × 542,482.86
  4. Step 4: Simplify right side
    1,440,839.58x = 1,172,446,147,964.91
  5. Step 5: Solve for x
    x = 1,172,446,147,964.91/1,440,839.58
  6. Step 6: Final answer
    x = 813,724.28

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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.