Home / 1,932,542.16-2,897,622.60-653,028.72

Finding the Fourth Proportional to 1,932,542.16, 2,897,622.60 and 653,028.72

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Solution

The fourth proportional to 1,932,542.16, 2,897,622.60 and 653,028.72 is: 979,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,542.16 : 2,897,622.60 = 653,028.72 : x
  2. Step 2: Convert to fraction form
    1,932,542.16/2,897,622.60 = 653,028.72/x
  3. Step 3: Cross multiply
    1,932,542.16x = 2,897,622.60 × 653,028.72
  4. Step 4: Simplify right side
    1,932,542.16x = 1,892,230,777,521.07
  5. Step 5: Solve for x
    x = 1,892,230,777,521.07/1,932,542.16
  6. Step 6: Final answer
    x = 979,140.75

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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.