Home / 4,256,788.80-6,385,166.40-1,264,972.80

Finding the Fourth Proportional to 4,256,788.80, 6,385,166.40 and 1,264,972.80

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Solution

The fourth proportional to 4,256,788.80, 6,385,166.40 and 1,264,972.80 is: 1,897,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256,788.80 : 6,385,166.40 = 1,264,972.80 : x
  2. Step 2: Convert to fraction form
    4,256,788.80/6,385,166.40 = 1,264,972.80/x
  3. Step 3: Cross multiply
    4,256,788.80x = 6,385,166.40 × 1,264,972.80
  4. Step 4: Simplify right side
    4,256,788.80x = 8,077,061,819,473.92
  5. Step 5: Solve for x
    x = 8,077,061,819,473.92/4,256,788.80
  6. Step 6: Final answer
    x = 1,897,454.21

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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.