Home / 5,463,721.60-8,196,811.20-1,677,379.20

Finding the Fourth Proportional to 5,463,721.60, 8,196,811.20 and 1,677,379.20

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Solution

The fourth proportional to 5,463,721.60, 8,196,811.20 and 1,677,379.20 is: 2,516,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463,721.60 : 8,196,811.20 = 1,677,379.20 : x
  2. Step 2: Convert to fraction form
    5,463,721.60/8,196,811.20 = 1,677,379.20/x
  3. Step 3: Cross multiply
    5,463,721.60x = 8,196,811.20 × 1,677,379.20
  4. Step 4: Simplify right side
    5,463,721.60x = 13,749,160,613,207.04
  5. Step 5: Solve for x
    x = 13,749,160,613,207.04/5,463,721.60
  6. Step 6: Final answer
    x = 2,516,446.05

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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.