Home / 4,471,440.40-6,706,642.20-1,277,059.60

Finding the Fourth Proportional to 4,471,440.40, 6,706,642.20 and 1,277,059.60

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Solution

The fourth proportional to 4,471,440.40, 6,706,642.20 and 1,277,059.60 is: 1,915,441.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471,440.40 : 6,706,642.20 = 1,277,059.60 : x
  2. Step 2: Convert to fraction form
    4,471,440.40/6,706,642.20 = 1,277,059.60/x
  3. Step 3: Cross multiply
    4,471,440.40x = 6,706,642.20 × 1,277,059.60
  4. Step 4: Simplify right side
    4,471,440.40x = 8,564,781,805,275.12
  5. Step 5: Solve for x
    x = 8,564,781,805,275.12/4,471,440.40
  6. Step 6: Final answer
    x = 1,915,441.34

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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.