Home / 1,200,884.12-1,801,348.04-402,016.76

Finding the Fourth Proportional to 1,200,884.12, 1,801,348.04 and 402,016.76

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Solution

The fourth proportional to 1,200,884.12, 1,801,348.04 and 402,016.76 is: 603,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,884.12 : 1,801,348.04 = 402,016.76 : x
  2. Step 2: Convert to fraction form
    1,200,884.12/1,801,348.04 = 402,016.76/x
  3. Step 3: Cross multiply
    1,200,884.12x = 1,801,348.04 × 402,016.76
  4. Step 4: Simplify right side
    1,200,884.12x = 724,172,094,671.45
  5. Step 5: Solve for x
    x = 724,172,094,671.45/1,200,884.12
  6. Step 6: Final answer
    x = 603,032.45

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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.