Home / 1,591,370.30-2,196,139.38-1,127,056

Finding the Fourth Proportional to 1,591,370.30, 2,196,139.38 and 1,127,056

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Solution

The fourth proportional to 1,591,370.30, 2,196,139.38 and 1,127,056 is: 1,555,371.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,370.30 : 2,196,139.38 = 1,127,056 : x
  2. Step 2: Convert to fraction form
    1,591,370.30/2,196,139.38 = 1,127,056/x
  3. Step 3: Cross multiply
    1,591,370.30x = 2,196,139.38 × 1,127,056
  4. Step 4: Simplify right side
    1,591,370.30x = 2,475,172,065,065.28
  5. Step 5: Solve for x
    x = 2,475,172,065,065.28/1,591,370.30
  6. Step 6: Final answer
    x = 1,555,371.53

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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.