Home / 1,936,085.28-2,671,406.16-1,131,113.76

Finding the Fourth Proportional to 1,936,085.28, 2,671,406.16 and 1,131,113.76

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Solution

The fourth proportional to 1,936,085.28, 2,671,406.16 and 1,131,113.76 is: 1,560,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,085.28 : 2,671,406.16 = 1,131,113.76 : x
  2. Step 2: Convert to fraction form
    1,936,085.28/2,671,406.16 = 1,131,113.76/x
  3. Step 3: Cross multiply
    1,936,085.28x = 2,671,406.16 × 1,131,113.76
  4. Step 4: Simplify right side
    1,936,085.28x = 3,021,664,266,124.76
  5. Step 5: Solve for x
    x = 3,021,664,266,124.76/1,936,085.28
  6. Step 6: Final answer
    x = 1,560,708.25

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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.