Home / 5,360,961.78-7,398,184.41-2,913,572.97

Finding the Fourth Proportional to 5,360,961.78, 7,398,184.41 and 2,913,572.97

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Solution

The fourth proportional to 5,360,961.78, 7,398,184.41 and 2,913,572.97 is: 4,020,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360,961.78 : 7,398,184.41 = 2,913,572.97 : x
  2. Step 2: Convert to fraction form
    5,360,961.78/7,398,184.41 = 2,913,572.97/x
  3. Step 3: Cross multiply
    5,360,961.78x = 7,398,184.41 × 2,913,572.97
  4. Step 4: Simplify right side
    5,360,961.78x = 21,555,150,124,051.40
  5. Step 5: Solve for x
    x = 21,555,150,124,051.40/5,360,961.78
  6. Step 6: Final answer
    x = 4,020,761.76

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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.