Home / 2,488,564.40-3,729,774.60-1,689,844.40

Finding the Fourth Proportional to 2,488,564.40, 3,729,774.60 and 1,689,844.40

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Solution

The fourth proportional to 2,488,564.40, 3,729,774.60 and 1,689,844.40 is: 2,532,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,564.40 : 3,729,774.60 = 1,689,844.40 : x
  2. Step 2: Convert to fraction form
    2,488,564.40/3,729,774.60 = 1,689,844.40/x
  3. Step 3: Cross multiply
    2,488,564.40x = 3,729,774.60 × 1,689,844.40
  4. Step 4: Simplify right side
    2,488,564.40x = 6,302,738,721,072.24
  5. Step 5: Solve for x
    x = 6,302,738,721,072.24/2,488,564.40
  6. Step 6: Final answer
    x = 2,532,680.58

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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.