Home / 1,453,751.40-2,180,627.10-442,871.40

Finding the Fourth Proportional to 1,453,751.40, 2,180,627.10 and 442,871.40

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Solution

The fourth proportional to 1,453,751.40, 2,180,627.10 and 442,871.40 is: 664,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,751.40 : 2,180,627.10 = 442,871.40 : x
  2. Step 2: Convert to fraction form
    1,453,751.40/2,180,627.10 = 442,871.40/x
  3. Step 3: Cross multiply
    1,453,751.40x = 2,180,627.10 × 442,871.40
  4. Step 4: Simplify right side
    1,453,751.40x = 965,737,376,654.94
  5. Step 5: Solve for x
    x = 965,737,376,654.94/1,453,751.40
  6. Step 6: Final answer
    x = 664,307.10

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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.