Home / 1,720,693.56-2,582,278.02-641,354.52

Finding the Fourth Proportional to 1,720,693.56, 2,582,278.02 and 641,354.52

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Solution

The fourth proportional to 1,720,693.56, 2,582,278.02 and 641,354.52 is: 962,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,693.56 : 2,582,278.02 = 641,354.52 : x
  2. Step 2: Convert to fraction form
    1,720,693.56/2,582,278.02 = 641,354.52/x
  3. Step 3: Cross multiply
    1,720,693.56x = 2,582,278.02 × 641,354.52
  4. Step 4: Simplify right side
    1,720,693.56x = 1,656,155,680,023.65
  5. Step 5: Solve for x
    x = 1,656,155,680,023.65/1,720,693.56
  6. Step 6: Final answer
    x = 962,493.10

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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.