Home / 2,877,988.95-4,314,706.11-1,080,672.21

Finding the Fourth Proportional to 2,877,988.95, 4,314,706.11 and 1,080,672.21

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Solution

The fourth proportional to 2,877,988.95, 4,314,706.11 and 1,080,672.21 is: 1,620,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,988.95 : 4,314,706.11 = 1,080,672.21 : x
  2. Step 2: Convert to fraction form
    2,877,988.95/4,314,706.11 = 1,080,672.21/x
  3. Step 3: Cross multiply
    2,877,988.95x = 4,314,706.11 × 1,080,672.21
  4. Step 4: Simplify right side
    2,877,988.95x = 4,662,782,987,394.20
  5. Step 5: Solve for x
    x = 4,662,782,987,394.20/2,877,988.95
  6. Step 6: Final answer
    x = 1,620,153.19

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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.