Home / 1,404,272.18-2,106,626.97-457,422.68

Finding the Fourth Proportional to 1,404,272.18, 2,106,626.97 and 457,422.68

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Solution

The fourth proportional to 1,404,272.18, 2,106,626.97 and 457,422.68 is: 686,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,272.18 : 2,106,626.97 = 457,422.68 : x
  2. Step 2: Convert to fraction form
    1,404,272.18/2,106,626.97 = 457,422.68/x
  3. Step 3: Cross multiply
    1,404,272.18x = 2,106,626.97 × 457,422.68
  4. Step 4: Simplify right side
    1,404,272.18x = 963,618,961,359.58
  5. Step 5: Solve for x
    x = 963,618,961,359.58/1,404,272.18
  6. Step 6: Final answer
    x = 686,205.26

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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.