Home / 1,275,779.24-1,913,671.56-1,197,834.56

Finding the Fourth Proportional to 1,275,779.24, 1,913,671.56 and 1,197,834.56

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Solution

The fourth proportional to 1,275,779.24, 1,913,671.56 and 1,197,834.56 is: 1,796,754.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,779.24 : 1,913,671.56 = 1,197,834.56 : x
  2. Step 2: Convert to fraction form
    1,275,779.24/1,913,671.56 = 1,197,834.56/x
  3. Step 3: Cross multiply
    1,275,779.24x = 1,913,671.56 × 1,197,834.56
  4. Step 4: Simplify right side
    1,275,779.24x = 2,292,261,931,057.11
  5. Step 5: Solve for x
    x = 2,292,261,931,057.11/1,275,779.24
  6. Step 6: Final answer
    x = 1,796,754.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.