Home / 1,846,643.70-2,769,965.55-516,947.70

Finding the Fourth Proportional to 1,846,643.70, 2,769,965.55 and 516,947.70

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Solution

The fourth proportional to 1,846,643.70, 2,769,965.55 and 516,947.70 is: 775,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846,643.70 : 2,769,965.55 = 516,947.70 : x
  2. Step 2: Convert to fraction form
    1,846,643.70/2,769,965.55 = 516,947.70/x
  3. Step 3: Cross multiply
    1,846,643.70x = 2,769,965.55 × 516,947.70
  4. Step 4: Simplify right side
    1,846,643.70x = 1,431,927,320,151.74
  5. Step 5: Solve for x
    x = 1,431,927,320,151.74/1,846,643.70
  6. Step 6: Final answer
    x = 775,421.55

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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.