Home / 1,247,721.59-1,871,582.56-301,092.31

Finding the Fourth Proportional to 1,247,721.59, 1,871,582.56 and 301,092.31

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Solution

The fourth proportional to 1,247,721.59, 1,871,582.56 and 301,092.31 is: 451,638.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,721.59 : 1,871,582.56 = 301,092.31 : x
  2. Step 2: Convert to fraction form
    1,247,721.59/1,871,582.56 = 301,092.31/x
  3. Step 3: Cross multiply
    1,247,721.59x = 1,871,582.56 × 301,092.31
  4. Step 4: Simplify right side
    1,247,721.59x = 563,519,107,405.21
  5. Step 5: Solve for x
    x = 563,519,107,405.21/1,247,721.59
  6. Step 6: Final answer
    x = 451,638.50

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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.