Home / 1,409,348.20-2,114,012.13-344,380.45

Finding the Fourth Proportional to 1,409,348.20, 2,114,012.13 and 344,380.45

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Solution

The fourth proportional to 1,409,348.20, 2,114,012.13 and 344,380.45 is: 516,568.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,348.20 : 2,114,012.13 = 344,380.45 : x
  2. Step 2: Convert to fraction form
    1,409,348.20/2,114,012.13 = 344,380.45/x
  3. Step 3: Cross multiply
    1,409,348.20x = 2,114,012.13 × 344,380.45
  4. Step 4: Simplify right side
    1,409,348.20x = 728,024,448,634.86
  5. Step 5: Solve for x
    x = 728,024,448,634.86/1,409,348.20
  6. Step 6: Final answer
    x = 516,568.19

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1.5x scale

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.