Home / 1,126,113.02-1,689,261.72-327,393.59

Finding the Fourth Proportional to 1,126,113.02, 1,689,261.72 and 327,393.59

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Solution

The fourth proportional to 1,126,113.02, 1,689,261.72 and 327,393.59 is: 491,117.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,113.02 : 1,689,261.72 = 327,393.59 : x
  2. Step 2: Convert to fraction form
    1,126,113.02/1,689,261.72 = 327,393.59/x
  3. Step 3: Cross multiply
    1,126,113.02x = 1,689,261.72 × 327,393.59
  4. Step 4: Simplify right side
    1,126,113.02x = 553,053,450,514.07
  5. Step 5: Solve for x
    x = 553,053,450,514.07/1,126,113.02
  6. Step 6: Final answer
    x = 491,117.18

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1.5x scale

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.