Home / 1,026,972.50-1,540,009.29-487,383.41

Finding the Fourth Proportional to 1,026,972.50, 1,540,009.29 and 487,383.41

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Solution

The fourth proportional to 1,026,972.50, 1,540,009.29 and 487,383.41 is: 730,861.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,972.50 : 1,540,009.29 = 487,383.41 : x
  2. Step 2: Convert to fraction form
    1,026,972.50/1,540,009.29 = 487,383.41/x
  3. Step 3: Cross multiply
    1,026,972.50x = 1,540,009.29 × 487,383.41
  4. Step 4: Simplify right side
    1,026,972.50x = 750,574,971,491.83
  5. Step 5: Solve for x
    x = 750,574,971,491.83/1,026,972.50
  6. Step 6: Final answer
    x = 730,861.81

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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.