Home / 5,179,685.40-7,770,237.17-1,767,055.74

Finding the Fourth Proportional to 5,179,685.40, 7,770,237.17 and 1,767,055.74

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Solution

The fourth proportional to 5,179,685.40, 7,770,237.17 and 1,767,055.74 is: 2,650,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,685.40 : 7,770,237.17 = 1,767,055.74 : x
  2. Step 2: Convert to fraction form
    5,179,685.40/7,770,237.17 = 1,767,055.74/x
  3. Step 3: Cross multiply
    5,179,685.40x = 7,770,237.17 × 1,767,055.74
  4. Step 4: Simplify right side
    5,179,685.40x = 13,730,442,212,712.96
  5. Step 5: Solve for x
    x = 13,730,442,212,712.96/5,179,685.40
  6. Step 6: Final answer
    x = 2,650,825.51

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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.