Home / 1,971,359.32-2,720,511.29-1,156,150.97

Finding the Fourth Proportional to 1,971,359.32, 2,720,511.29 and 1,156,150.97

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Solution

The fourth proportional to 1,971,359.32, 2,720,511.29 and 1,156,150.97 is: 1,595,509.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,359.32 : 2,720,511.29 = 1,156,150.97 : x
  2. Step 2: Convert to fraction form
    1,971,359.32/2,720,511.29 = 1,156,150.97/x
  3. Step 3: Cross multiply
    1,971,359.32x = 2,720,511.29 × 1,156,150.97
  4. Step 4: Simplify right side
    1,971,359.32x = 3,145,321,754,247.42
  5. Step 5: Solve for x
    x = 3,145,321,754,247.42/1,971,359.32
  6. Step 6: Final answer
    x = 1,595,509.11

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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.