Home / 1,356,468.80-2,035,027.20-409,848.80

Finding the Fourth Proportional to 1,356,468.80, 2,035,027.20 and 409,848.80

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Solution

The fourth proportional to 1,356,468.80, 2,035,027.20 and 409,848.80 is: 614,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,468.80 : 2,035,027.20 = 409,848.80 : x
  2. Step 2: Convert to fraction form
    1,356,468.80/2,035,027.20 = 409,848.80/x
  3. Step 3: Cross multiply
    1,356,468.80x = 2,035,027.20 × 409,848.80
  4. Step 4: Simplify right side
    1,356,468.80x = 834,053,455,887.36
  5. Step 5: Solve for x
    x = 834,053,455,887.36/1,356,468.80
  6. Step 6: Final answer
    x = 614,871.09

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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.