Home / 1,853,074.18-2,557,123.86-1,037,140.66

Finding the Fourth Proportional to 1,853,074.18, 2,557,123.86 and 1,037,140.66

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Solution

The fourth proportional to 1,853,074.18, 2,557,123.86 and 1,037,140.66 is: 1,431,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,074.18 : 2,557,123.86 = 1,037,140.66 : x
  2. Step 2: Convert to fraction form
    1,853,074.18/2,557,123.86 = 1,037,140.66/x
  3. Step 3: Cross multiply
    1,853,074.18x = 2,557,123.86 × 1,037,140.66
  4. Step 4: Simplify right side
    1,853,074.18x = 2,652,097,127,862.15
  5. Step 5: Solve for x
    x = 2,652,097,127,862.15/1,853,074.18
  6. Step 6: Final answer
    x = 1,431,187.78

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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.