Home / 3,120,738.51-4,681,482.98-1,098,562.44

Finding the Fourth Proportional to 3,120,738.51, 4,681,482.98 and 1,098,562.44

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Solution

The fourth proportional to 3,120,738.51, 4,681,482.98 and 1,098,562.44 is: 1,647,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,738.51 : 4,681,482.98 = 1,098,562.44 : x
  2. Step 2: Convert to fraction form
    3,120,738.51/4,681,482.98 = 1,098,562.44/x
  3. Step 3: Cross multiply
    3,120,738.51x = 4,681,482.98 × 1,098,562.44
  4. Step 4: Simplify right side
    3,120,738.51x = 5,142,901,359,834.46
  5. Step 5: Solve for x
    x = 5,142,901,359,834.46/3,120,738.51
  6. Step 6: Final answer
    x = 1,647,975.74

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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.