Home / 1,591,672.91-2,196,547.95-866,560.43

Finding the Fourth Proportional to 1,591,672.91, 2,196,547.95 and 866,560.43

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Solution

The fourth proportional to 1,591,672.91, 2,196,547.95 and 866,560.43 is: 1,195,874.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,672.91 : 2,196,547.95 = 866,560.43 : x
  2. Step 2: Convert to fraction form
    1,591,672.91/2,196,547.95 = 866,560.43/x
  3. Step 3: Cross multiply
    1,591,672.91x = 2,196,547.95 × 866,560.43
  4. Step 4: Simplify right side
    1,591,672.91x = 1,903,441,525,084.88
  5. Step 5: Solve for x
    x = 1,903,441,525,084.88/1,591,672.91
  6. Step 6: Final answer
    x = 1,195,874.81

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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.