Home / 1,340,229.72-1,849,947.66-858,093.24

Finding the Fourth Proportional to 1,340,229.72, 1,849,947.66 and 858,093.24

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Solution

The fourth proportional to 1,340,229.72, 1,849,947.66 and 858,093.24 is: 1,184,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,229.72 : 1,849,947.66 = 858,093.24 : x
  2. Step 2: Convert to fraction form
    1,340,229.72/1,849,947.66 = 858,093.24/x
  3. Step 3: Cross multiply
    1,340,229.72x = 1,849,947.66 × 858,093.24
  4. Step 4: Simplify right side
    1,340,229.72x = 1,587,427,581,399.82
  5. Step 5: Solve for x
    x = 1,587,427,581,399.82/1,340,229.72
  6. Step 6: Final answer
    x = 1,184,444.40

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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.