Home / 2,266,885.16-3,128,306.10-1,248,291.80

Finding the Fourth Proportional to 2,266,885.16, 3,128,306.10 and 1,248,291.80

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Solution

The fourth proportional to 2,266,885.16, 3,128,306.10 and 1,248,291.80 is: 1,722,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266,885.16 : 3,128,306.10 = 1,248,291.80 : x
  2. Step 2: Convert to fraction form
    2,266,885.16/3,128,306.10 = 1,248,291.80/x
  3. Step 3: Cross multiply
    2,266,885.16x = 3,128,306.10 × 1,248,291.80
  4. Step 4: Simplify right side
    2,266,885.16x = 3,905,038,852,519.98
  5. Step 5: Solve for x
    x = 3,905,038,852,519.98/2,266,885.16
  6. Step 6: Final answer
    x = 1,722,645.21

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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.