Home / 2,982,005.60-4,115,214.80-1,623,877.60

Finding the Fourth Proportional to 2,982,005.60, 4,115,214.80 and 1,623,877.60

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Solution

The fourth proportional to 2,982,005.60, 4,115,214.80 and 1,623,877.60 is: 2,240,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,005.60 : 4,115,214.80 = 1,623,877.60 : x
  2. Step 2: Convert to fraction form
    2,982,005.60/4,115,214.80 = 1,623,877.60/x
  3. Step 3: Cross multiply
    2,982,005.60x = 4,115,214.80 × 1,623,877.60
  4. Step 4: Simplify right side
    2,982,005.60x = 6,682,605,132,908.48
  5. Step 5: Solve for x
    x = 6,682,605,132,908.48/2,982,005.60
  6. Step 6: Final answer
    x = 2,240,976.72

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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.