Home / 1,098,928.80-1,648,630.02-340,755.03

Finding the Fourth Proportional to 1,098,928.80, 1,648,630.02 and 340,755.03

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Solution

The fourth proportional to 1,098,928.80, 1,648,630.02 and 340,755.03 is: 511,205.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,928.80 : 1,648,630.02 = 340,755.03 : x
  2. Step 2: Convert to fraction form
    1,098,928.80/1,648,630.02 = 340,755.03/x
  3. Step 3: Cross multiply
    1,098,928.80x = 1,648,630.02 × 340,755.03
  4. Step 4: Simplify right side
    1,098,928.80x = 561,778,971,924.00
  5. Step 5: Solve for x
    x = 561,778,971,924.00/1,098,928.80
  6. Step 6: Final answer
    x = 511,205.98

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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.