Home / 2,267,349.48-3,128,398.83-1,287,070.47

Finding the Fourth Proportional to 2,267,349.48, 3,128,398.83 and 1,287,070.47

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Solution

The fourth proportional to 2,267,349.48, 3,128,398.83 and 1,287,070.47 is: 1,775,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267,349.48 : 3,128,398.83 = 1,287,070.47 : x
  2. Step 2: Convert to fraction form
    2,267,349.48/3,128,398.83 = 1,287,070.47/x
  3. Step 3: Cross multiply
    2,267,349.48x = 3,128,398.83 × 1,287,070.47
  4. Step 4: Simplify right side
    2,267,349.48x = 4,026,469,752,475.55
  5. Step 5: Solve for x
    x = 4,026,469,752,475.55/2,267,349.48
  6. Step 6: Final answer
    x = 1,775,848.76

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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.