Home / 1,552,833.75-2,142,957.87-845,641.89

Finding the Fourth Proportional to 1,552,833.75, 2,142,957.87 and 845,641.89

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Solution

The fourth proportional to 1,552,833.75, 2,142,957.87 and 845,641.89 is: 1,167,011.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,833.75 : 2,142,957.87 = 845,641.89 : x
  2. Step 2: Convert to fraction form
    1,552,833.75/2,142,957.87 = 845,641.89/x
  3. Step 3: Cross multiply
    1,552,833.75x = 2,142,957.87 × 845,641.89
  4. Step 4: Simplify right side
    1,552,833.75x = 1,812,174,943,377.17
  5. Step 5: Solve for x
    x = 1,812,174,943,377.17/1,552,833.75
  6. Step 6: Final answer
    x = 1,167,011.56

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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.