Home / 2,241,009.60-3,361,001.76-643,560

Finding the Fourth Proportional to 2,241,009.60, 3,361,001.76 and 643,560

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Solution

The fourth proportional to 2,241,009.60, 3,361,001.76 and 643,560 is: 965,192.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241,009.60 : 3,361,001.76 = 643,560 : x
  2. Step 2: Convert to fraction form
    2,241,009.60/3,361,001.76 = 643,560/x
  3. Step 3: Cross multiply
    2,241,009.60x = 3,361,001.76 × 643,560
  4. Step 4: Simplify right side
    2,241,009.60x = 2,163,006,292,665.60
  5. Step 5: Solve for x
    x = 2,163,006,292,665.60/2,241,009.60
  6. Step 6: Final answer
    x = 965,192.78

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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.