Home / 1,356,739.20-2,035,108.80-410,011.20

Finding the Fourth Proportional to 1,356,739.20, 2,035,108.80 and 410,011.20

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Solution

The fourth proportional to 1,356,739.20, 2,035,108.80 and 410,011.20 is: 615,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,739.20 : 2,035,108.80 = 410,011.20 : x
  2. Step 2: Convert to fraction form
    1,356,739.20/2,035,108.80 = 410,011.20/x
  3. Step 3: Cross multiply
    1,356,739.20x = 2,035,108.80 × 410,011.20
  4. Step 4: Simplify right side
    1,356,739.20x = 834,417,401,218.56
  5. Step 5: Solve for x
    x = 834,417,401,218.56/1,356,739.20
  6. Step 6: Final answer
    x = 615,016.80

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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.