Home / 1,078,045.02-1,615,517.37-741,465.72

Finding the Fourth Proportional to 1,078,045.02, 1,615,517.37 and 741,465.72

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Solution

The fourth proportional to 1,078,045.02, 1,615,517.37 and 741,465.72 is: 1,111,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,045.02 : 1,615,517.37 = 741,465.72 : x
  2. Step 2: Convert to fraction form
    1,078,045.02/1,615,517.37 = 741,465.72/x
  3. Step 3: Cross multiply
    1,078,045.02x = 1,615,517.37 × 741,465.72
  4. Step 4: Simplify right side
    1,078,045.02x = 1,197,850,749,919.56
  5. Step 5: Solve for x
    x = 1,197,850,749,919.56/1,078,045.02
  6. Step 6: Final answer
    x = 1,111,132.40

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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.