Home / 3,172,000.38-4,377,364.91-1,721,696.10

Finding the Fourth Proportional to 3,172,000.38, 4,377,364.91 and 1,721,696.10

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Solution

The fourth proportional to 3,172,000.38, 4,377,364.91 and 1,721,696.10 is: 2,375,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,000.38 : 4,377,364.91 = 1,721,696.10 : x
  2. Step 2: Convert to fraction form
    3,172,000.38/4,377,364.91 = 1,721,696.10/x
  3. Step 3: Cross multiply
    3,172,000.38x = 4,377,364.91 × 1,721,696.10
  4. Step 4: Simplify right side
    3,172,000.38x = 7,536,492,093,823.85
  5. Step 5: Solve for x
    x = 7,536,492,093,823.85/3,172,000.38
  6. Step 6: Final answer
    x = 2,375,943.00

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1.5x scale

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.