Home / 1,230,132.40-1,845,198.60-670,260.40

Finding the Fourth Proportional to 1,230,132.40, 1,845,198.60 and 670,260.40

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Solution

The fourth proportional to 1,230,132.40, 1,845,198.60 and 670,260.40 is: 1,005,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,132.40 : 1,845,198.60 = 670,260.40 : x
  2. Step 2: Convert to fraction form
    1,230,132.40/1,845,198.60 = 670,260.40/x
  3. Step 3: Cross multiply
    1,230,132.40x = 1,845,198.60 × 670,260.40
  4. Step 4: Simplify right side
    1,230,132.40x = 1,236,763,551,715.44
  5. Step 5: Solve for x
    x = 1,236,763,551,715.44/1,230,132.40
  6. Step 6: Final answer
    x = 1,005,390.60

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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.