Home / 1,409,723.70-2,114,585.55-344,776.20

Finding the Fourth Proportional to 1,409,723.70, 2,114,585.55 and 344,776.20

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Solution

The fourth proportional to 1,409,723.70, 2,114,585.55 and 344,776.20 is: 517,164.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,723.70 : 2,114,585.55 = 344,776.20 : x
  2. Step 2: Convert to fraction form
    1,409,723.70/2,114,585.55 = 344,776.20/x
  3. Step 3: Cross multiply
    1,409,723.70x = 2,114,585.55 × 344,776.20
  4. Step 4: Simplify right side
    1,409,723.70x = 729,058,770,503.91
  5. Step 5: Solve for x
    x = 729,058,770,503.91/1,409,723.70
  6. Step 6: Final answer
    x = 517,164.30

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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.