Home / 1,543,164.60-2,129,601.30-880,862.82

Finding the Fourth Proportional to 1,543,164.60, 2,129,601.30 and 880,862.82

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Solution

The fourth proportional to 1,543,164.60, 2,129,601.30 and 880,862.82 is: 1,215,610.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,164.60 : 2,129,601.30 = 880,862.82 : x
  2. Step 2: Convert to fraction form
    1,543,164.60/2,129,601.30 = 880,862.82/x
  3. Step 3: Cross multiply
    1,543,164.60x = 2,129,601.30 × 880,862.82
  4. Step 4: Simplify right side
    1,543,164.60x = 1,875,886,606,593.67
  5. Step 5: Solve for x
    x = 1,875,886,606,593.67/1,543,164.60
  6. Step 6: Final answer
    x = 1,215,610.19

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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.