Home / 1,454,410.13-2,181,851.53-429,844.37

Finding the Fourth Proportional to 1,454,410.13, 2,181,851.53 and 429,844.37

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Solution

The fourth proportional to 1,454,410.13, 2,181,851.53 and 429,844.37 is: 644,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,410.13 : 2,181,851.53 = 429,844.37 : x
  2. Step 2: Convert to fraction form
    1,454,410.13/2,181,851.53 = 429,844.37/x
  3. Step 3: Cross multiply
    1,454,410.13x = 2,181,851.53 × 429,844.37
  4. Step 4: Simplify right side
    1,454,410.13x = 937,856,584,362.52
  5. Step 5: Solve for x
    x = 937,856,584,362.52/1,454,410.13
  6. Step 6: Final answer
    x = 644,836.40

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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.