Home / 5,473,054.20-8,209,581.30-1,687,697.40

Finding the Fourth Proportional to 5,473,054.20, 8,209,581.30 and 1,687,697.40

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Solution

The fourth proportional to 5,473,054.20, 8,209,581.30 and 1,687,697.40 is: 2,531,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473,054.20 : 8,209,581.30 = 1,687,697.40 : x
  2. Step 2: Convert to fraction form
    5,473,054.20/8,209,581.30 = 1,687,697.40/x
  3. Step 3: Cross multiply
    5,473,054.20x = 8,209,581.30 × 1,687,697.40
  4. Step 4: Simplify right side
    5,473,054.20x = 13,855,289,015,098.62
  5. Step 5: Solve for x
    x = 13,855,289,015,098.62/5,473,054.20
  6. Step 6: Final answer
    x = 2,531,546.10

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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.