Home / 1,551,632.97-2,141,212.75-863,306.31

Finding the Fourth Proportional to 1,551,632.97, 2,141,212.75 and 863,306.31

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Solution

The fourth proportional to 1,551,632.97, 2,141,212.75 and 863,306.31 is: 1,191,340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,632.97 : 2,141,212.75 = 863,306.31 : x
  2. Step 2: Convert to fraction form
    1,551,632.97/2,141,212.75 = 863,306.31/x
  3. Step 3: Cross multiply
    1,551,632.97x = 2,141,212.75 × 863,306.31
  4. Step 4: Simplify right side
    1,551,632.97x = 1,848,522,478,127.45
  5. Step 5: Solve for x
    x = 1,848,522,478,127.45/1,551,632.97
  6. Step 6: Final answer
    x = 1,191,340.04

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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.