Home / 2,943,294.80-4,061,762.76-1,719,672.08

Finding the Fourth Proportional to 2,943,294.80, 4,061,762.76 and 1,719,672.08

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Solution

The fourth proportional to 2,943,294.80, 4,061,762.76 and 1,719,672.08 is: 2,373,156.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,294.80 : 4,061,762.76 = 1,719,672.08 : x
  2. Step 2: Convert to fraction form
    2,943,294.80/4,061,762.76 = 1,719,672.08/x
  3. Step 3: Cross multiply
    2,943,294.80x = 4,061,762.76 × 1,719,672.08
  4. Step 4: Simplify right side
    2,943,294.80x = 6,984,900,013,955.74
  5. Step 5: Solve for x
    x = 6,984,900,013,955.74/2,943,294.80
  6. Step 6: Final answer
    x = 2,373,156.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.