Home / 4,486,687.80-6,730,031.70-1,646,430.90

Finding the Fourth Proportional to 4,486,687.80, 6,730,031.70 and 1,646,430.90

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Solution

The fourth proportional to 4,486,687.80, 6,730,031.70 and 1,646,430.90 is: 2,469,646.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486,687.80 : 6,730,031.70 = 1,646,430.90 : x
  2. Step 2: Convert to fraction form
    4,486,687.80/6,730,031.70 = 1,646,430.90/x
  3. Step 3: Cross multiply
    4,486,687.80x = 6,730,031.70 × 1,646,430.90
  4. Step 4: Simplify right side
    4,486,687.80x = 11,080,532,148,859.53
  5. Step 5: Solve for x
    x = 11,080,532,148,859.53/4,486,687.80
  6. Step 6: Final answer
    x = 2,469,646.35

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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.