Home / 3,609,633.17-4,979,430.40-2,447,686.45

Finding the Fourth Proportional to 3,609,633.17, 4,979,430.40 and 2,447,686.45

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Solution

The fourth proportional to 3,609,633.17, 4,979,430.40 and 2,447,686.45 is: 3,376,543.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,633.17 : 4,979,430.40 = 2,447,686.45 : x
  2. Step 2: Convert to fraction form
    3,609,633.17/4,979,430.40 = 2,447,686.45/x
  3. Step 3: Cross multiply
    3,609,633.17x = 4,979,430.40 × 2,447,686.45
  4. Step 4: Simplify right side
    3,609,633.17x = 12,188,084,323,492.56
  5. Step 5: Solve for x
    x = 12,188,084,323,492.56/3,609,633.17
  6. Step 6: Final answer
    x = 3,376,543.75

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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.