Home / 1,930,531.30-2,665,381.13-1,196,264.74

Finding the Fourth Proportional to 1,930,531.30, 2,665,381.13 and 1,196,264.74

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Solution

The fourth proportional to 1,930,531.30, 2,665,381.13 and 1,196,264.74 is: 1,651,618.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,531.30 : 2,665,381.13 = 1,196,264.74 : x
  2. Step 2: Convert to fraction form
    1,930,531.30/2,665,381.13 = 1,196,264.74/x
  3. Step 3: Cross multiply
    1,930,531.30x = 2,665,381.13 × 1,196,264.74
  4. Step 4: Simplify right side
    1,930,531.30x = 3,188,501,464,480.36
  5. Step 5: Solve for x
    x = 3,188,501,464,480.36/1,930,531.30
  6. Step 6: Final answer
    x = 1,651,618.63

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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.