Home / 1,488,896.24-2,232,443.36-668,084.38

Finding the Fourth Proportional to 1,488,896.24, 2,232,443.36 and 668,084.38

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Solution

The fourth proportional to 1,488,896.24, 2,232,443.36 and 668,084.38 is: 1,001,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,896.24 : 2,232,443.36 = 668,084.38 : x
  2. Step 2: Convert to fraction form
    1,488,896.24/2,232,443.36 = 668,084.38/x
  3. Step 3: Cross multiply
    1,488,896.24x = 2,232,443.36 × 668,084.38
  4. Step 4: Simplify right side
    1,488,896.24x = 1,491,460,538,050.72
  5. Step 5: Solve for x
    x = 1,491,460,538,050.72/1,488,896.24
  6. Step 6: Final answer
    x = 1,001,722.28

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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.