Home / 2,340,373.20-3,229,547.40-1,373,542.80

Finding the Fourth Proportional to 2,340,373.20, 3,229,547.40 and 1,373,542.80

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Solution

The fourth proportional to 2,340,373.20, 3,229,547.40 and 1,373,542.80 is: 1,895,390.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340,373.20 : 3,229,547.40 = 1,373,542.80 : x
  2. Step 2: Convert to fraction form
    2,340,373.20/3,229,547.40 = 1,373,542.80/x
  3. Step 3: Cross multiply
    2,340,373.20x = 3,229,547.40 × 1,373,542.80
  4. Step 4: Simplify right side
    2,340,373.20x = 4,435,921,578,528.72
  5. Step 5: Solve for x
    x = 4,435,921,578,528.72/2,340,373.20
  6. Step 6: Final answer
    x = 1,895,390.69

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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.