Home / 4,482,009.53-6,721,157.98-1,406,972.87

Finding the Fourth Proportional to 4,482,009.53, 6,721,157.98 and 1,406,972.87

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Solution

The fourth proportional to 4,482,009.53, 6,721,157.98 and 1,406,972.87 is: 2,109,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482,009.53 : 6,721,157.98 = 1,406,972.87 : x
  2. Step 2: Convert to fraction form
    4,482,009.53/6,721,157.98 = 1,406,972.87/x
  3. Step 3: Cross multiply
    4,482,009.53x = 6,721,157.98 × 1,406,972.87
  4. Step 4: Simplify right side
    4,482,009.53x = 9,456,486,895,720.78
  5. Step 5: Solve for x
    x = 9,456,486,895,720.78/4,482,009.53
  6. Step 6: Final answer
    x = 2,109,876.57

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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.