Home / 3,721,075.92-5,573,476.05-2,638,306.38

Finding the Fourth Proportional to 3,721,075.92, 5,573,476.05 and 2,638,306.38

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Solution

The fourth proportional to 3,721,075.92, 5,573,476.05 and 2,638,306.38 is: 3,951,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,075.92 : 5,573,476.05 = 2,638,306.38 : x
  2. Step 2: Convert to fraction form
    3,721,075.92/5,573,476.05 = 2,638,306.38/x
  3. Step 3: Cross multiply
    3,721,075.92x = 5,573,476.05 × 2,638,306.38
  4. Step 4: Simplify right side
    3,721,075.92x = 14,704,537,421,492.20
  5. Step 5: Solve for x
    x = 14,704,537,421,492.20/3,721,075.92
  6. Step 6: Final answer
    x = 3,951,689.71

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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.