Home / 3,177,884.16-4,385,461.68-1,801,487.40

Finding the Fourth Proportional to 3,177,884.16, 4,385,461.68 and 1,801,487.40

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Solution

The fourth proportional to 3,177,884.16, 4,385,461.68 and 1,801,487.40 is: 2,486,042.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,884.16 : 4,385,461.68 = 1,801,487.40 : x
  2. Step 2: Convert to fraction form
    3,177,884.16/4,385,461.68 = 1,801,487.40/x
  3. Step 3: Cross multiply
    3,177,884.16x = 4,385,461.68 × 1,801,487.40
  4. Step 4: Simplify right side
    3,177,884.16x = 7,900,353,959,702.83
  5. Step 5: Solve for x
    x = 7,900,353,959,702.83/3,177,884.16
  6. Step 6: Final answer
    x = 2,486,042.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.