Home / 968,971.20-1,453,456.80-928,017.60

Finding the Fourth Proportional to 968,971.20, 1,453,456.80 and 928,017.60

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Solution

The fourth proportional to 968,971.20, 1,453,456.80 and 928,017.60 is: 1,392,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,971.20 : 1,453,456.80 = 928,017.60 : x
  2. Step 2: Convert to fraction form
    968,971.20/1,453,456.80 = 928,017.60/x
  3. Step 3: Cross multiply
    968,971.20x = 1,453,456.80 × 928,017.60
  4. Step 4: Simplify right side
    968,971.20x = 1,348,833,491,239.68
  5. Step 5: Solve for x
    x = 1,348,833,491,239.68/968,971.20
  6. Step 6: Final answer
    x = 1,392,026.40

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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.