Home / 1,629,894.60-2,444,841.90-432,001.80

Finding the Fourth Proportional to 1,629,894.60, 2,444,841.90 and 432,001.80

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Solution

The fourth proportional to 1,629,894.60, 2,444,841.90 and 432,001.80 is: 648,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,894.60 : 2,444,841.90 = 432,001.80 : x
  2. Step 2: Convert to fraction form
    1,629,894.60/2,444,841.90 = 432,001.80/x
  3. Step 3: Cross multiply
    1,629,894.60x = 2,444,841.90 × 432,001.80
  4. Step 4: Simplify right side
    1,629,894.60x = 1,056,176,101,515.42
  5. Step 5: Solve for x
    x = 1,056,176,101,515.42/1,629,894.60
  6. Step 6: Final answer
    x = 648,002.70

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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.