Home / 2,197,401.30-3,298,045.95-1,297,718.10

Finding the Fourth Proportional to 2,197,401.30, 3,298,045.95 and 1,297,718.10

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Solution

The fourth proportional to 2,197,401.30, 3,298,045.95 and 1,297,718.10 is: 1,947,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,401.30 : 3,298,045.95 = 1,297,718.10 : x
  2. Step 2: Convert to fraction form
    2,197,401.30/3,298,045.95 = 1,297,718.10/x
  3. Step 3: Cross multiply
    2,197,401.30x = 3,298,045.95 × 1,297,718.10
  4. Step 4: Simplify right side
    2,197,401.30x = 4,279,933,923,946.70
  5. Step 5: Solve for x
    x = 4,279,933,923,946.70/2,197,401.30
  6. Step 6: Final answer
    x = 1,947,725.22

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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.