Home / 4,712,778.45-7,062,576.92-2,549,130.82

Finding the Fourth Proportional to 4,712,778.45, 7,062,576.92 and 2,549,130.82

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Solution

The fourth proportional to 4,712,778.45, 7,062,576.92 and 2,549,130.82 is: 3,820,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,778.45 : 7,062,576.92 = 2,549,130.82 : x
  2. Step 2: Convert to fraction form
    4,712,778.45/7,062,576.92 = 2,549,130.82/x
  3. Step 3: Cross multiply
    4,712,778.45x = 7,062,576.92 × 2,549,130.82
  4. Step 4: Simplify right side
    4,712,778.45x = 18,003,432,495,392.67
  5. Step 5: Solve for x
    x = 18,003,432,495,392.67/4,712,778.45
  6. Step 6: Final answer
    x = 3,820,131.31

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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.