Home / 3,118,499.10-4,677,748.65-1,438,883.10

Finding the Fourth Proportional to 3,118,499.10, 4,677,748.65 and 1,438,883.10

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Solution

The fourth proportional to 3,118,499.10, 4,677,748.65 and 1,438,883.10 is: 2,158,324.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,499.10 : 4,677,748.65 = 1,438,883.10 : x
  2. Step 2: Convert to fraction form
    3,118,499.10/4,677,748.65 = 1,438,883.10/x
  3. Step 3: Cross multiply
    3,118,499.10x = 4,677,748.65 × 1,438,883.10
  4. Step 4: Simplify right side
    3,118,499.10x = 6,730,733,478,532.82
  5. Step 5: Solve for x
    x = 6,730,733,478,532.82/3,118,499.10
  6. Step 6: Final answer
    x = 2,158,324.65

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Similar ratio
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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.