Home / 1,969,267.28-2,953,900.92-621,534.80

Finding the Fourth Proportional to 1,969,267.28, 2,953,900.92 and 621,534.80

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Solution

The fourth proportional to 1,969,267.28, 2,953,900.92 and 621,534.80 is: 932,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,267.28 : 2,953,900.92 = 621,534.80 : x
  2. Step 2: Convert to fraction form
    1,969,267.28/2,953,900.92 = 621,534.80/x
  3. Step 3: Cross multiply
    1,969,267.28x = 2,953,900.92 × 621,534.80
  4. Step 4: Simplify right side
    1,969,267.28x = 1,835,952,217,532.02
  5. Step 5: Solve for x
    x = 1,835,952,217,532.02/1,969,267.28
  6. Step 6: Final answer
    x = 932,302.20

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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.