Home / 2,448,125.20-3,672,706.20-742,128.40

Finding the Fourth Proportional to 2,448,125.20, 3,672,706.20 and 742,128.40

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Solution

The fourth proportional to 2,448,125.20, 3,672,706.20 and 742,128.40 is: 1,113,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,125.20 : 3,672,706.20 = 742,128.40 : x
  2. Step 2: Convert to fraction form
    2,448,125.20/3,672,706.20 = 742,128.40/x
  3. Step 3: Cross multiply
    2,448,125.20x = 3,672,706.20 × 742,128.40
  4. Step 4: Simplify right side
    2,448,125.20x = 2,725,619,575,876.08
  5. Step 5: Solve for x
    x = 2,725,619,575,876.08/2,448,125.20
  6. Step 6: Final answer
    x = 1,113,349.75

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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.