Home / 2,731,510.80-4,099,744.80-1,384,610.40

Finding the Fourth Proportional to 2,731,510.80, 4,099,744.80 and 1,384,610.40

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Solution

The fourth proportional to 2,731,510.80, 4,099,744.80 and 1,384,610.40 is: 2,078,172.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,510.80 : 4,099,744.80 = 1,384,610.40 : x
  2. Step 2: Convert to fraction form
    2,731,510.80/4,099,744.80 = 1,384,610.40/x
  3. Step 3: Cross multiply
    2,731,510.80x = 4,099,744.80 × 1,384,610.40
  4. Step 4: Simplify right side
    2,731,510.80x = 5,676,549,287,425.92
  5. Step 5: Solve for x
    x = 5,676,549,287,425.92/2,731,510.80
  6. Step 6: Final answer
    x = 2,078,172.01

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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.