Home / 1,651,041.76-2,277,469.92-1,038,222.48

Finding the Fourth Proportional to 1,651,041.76, 2,277,469.92 and 1,038,222.48

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Solution

The fourth proportional to 1,651,041.76, 2,277,469.92 and 1,038,222.48 is: 1,432,138.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,041.76 : 2,277,469.92 = 1,038,222.48 : x
  2. Step 2: Convert to fraction form
    1,651,041.76/2,277,469.92 = 1,038,222.48/x
  3. Step 3: Cross multiply
    1,651,041.76x = 2,277,469.92 × 1,038,222.48
  4. Step 4: Simplify right side
    1,651,041.76x = 2,364,520,468,467.80
  5. Step 5: Solve for x
    x = 2,364,520,468,467.80/1,651,041.76
  6. Step 6: Final answer
    x = 1,432,138.50

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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.