Home / 1,641,234.32-2,461,605.20-519,157.52

Finding the Fourth Proportional to 1,641,234.32, 2,461,605.20 and 519,157.52

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Solution

The fourth proportional to 1,641,234.32, 2,461,605.20 and 519,157.52 is: 778,658.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,234.32 : 2,461,605.20 = 519,157.52 : x
  2. Step 2: Convert to fraction form
    1,641,234.32/2,461,605.20 = 519,157.52/x
  3. Step 3: Cross multiply
    1,641,234.32x = 2,461,605.20 × 519,157.52
  4. Step 4: Simplify right side
    1,641,234.32x = 1,277,960,850,851.10
  5. Step 5: Solve for x
    x = 1,277,960,850,851.10/1,641,234.32
  6. Step 6: Final answer
    x = 778,658.38

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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.