Home / 1,517,779.12-2,094,535.92-838,715.60

Finding the Fourth Proportional to 1,517,779.12, 2,094,535.92 and 838,715.60

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Solution

The fourth proportional to 1,517,779.12, 2,094,535.92 and 838,715.60 is: 1,157,427.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,779.12 : 2,094,535.92 = 838,715.60 : x
  2. Step 2: Convert to fraction form
    1,517,779.12/2,094,535.92 = 838,715.60/x
  3. Step 3: Cross multiply
    1,517,779.12x = 2,094,535.92 × 838,715.60
  4. Step 4: Simplify right side
    1,517,779.12x = 1,756,719,950,864.35
  5. Step 5: Solve for x
    x = 1,756,719,950,864.35/1,517,779.12
  6. Step 6: Final answer
    x = 1,157,427.93

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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.