Home / 1,868,515.56-2,578,559.85-1,052,731.71

Finding the Fourth Proportional to 1,868,515.56, 2,578,559.85 and 1,052,731.71

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Solution

The fourth proportional to 1,868,515.56, 2,578,559.85 and 1,052,731.71 is: 1,452,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,515.56 : 2,578,559.85 = 1,052,731.71 : x
  2. Step 2: Convert to fraction form
    1,868,515.56/2,578,559.85 = 1,052,731.71/x
  3. Step 3: Cross multiply
    1,868,515.56x = 2,578,559.85 × 1,052,731.71
  4. Step 4: Simplify right side
    1,868,515.56x = 2,714,531,720,227.84
  5. Step 5: Solve for x
    x = 2,714,531,720,227.84/1,868,515.56
  6. Step 6: Final answer
    x = 1,452,774.48

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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.