Home / 1,404,677.12-2,107,234.56-457,828.16

Finding the Fourth Proportional to 1,404,677.12, 2,107,234.56 and 457,828.16

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Solution

The fourth proportional to 1,404,677.12, 2,107,234.56 and 457,828.16 is: 686,813.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,677.12 : 2,107,234.56 = 457,828.16 : x
  2. Step 2: Convert to fraction form
    1,404,677.12/2,107,234.56 = 457,828.16/x
  3. Step 3: Cross multiply
    1,404,677.12x = 2,107,234.56 × 457,828.16
  4. Step 4: Simplify right side
    1,404,677.12x = 964,751,321,293.21
  5. Step 5: Solve for x
    x = 964,751,321,293.21/1,404,677.12
  6. Step 6: Final answer
    x = 686,813.58

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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.