Home / 1,145,961.02-1,717,873.06-387,271.92

Finding the Fourth Proportional to 1,145,961.02, 1,717,873.06 and 387,271.92

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Solution

The fourth proportional to 1,145,961.02, 1,717,873.06 and 387,271.92 is: 580,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,961.02 : 1,717,873.06 = 387,271.92 : x
  2. Step 2: Convert to fraction form
    1,145,961.02/1,717,873.06 = 387,271.92/x
  3. Step 3: Cross multiply
    1,145,961.02x = 1,717,873.06 × 387,271.92
  4. Step 4: Simplify right side
    1,145,961.02x = 665,283,998,262.48
  5. Step 5: Solve for x
    x = 665,283,998,262.48/1,145,961.02
  6. Step 6: Final answer
    x = 580,546.80

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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.