Home / 1,182,746.20-1,774,119.30-341,325.40

Finding the Fourth Proportional to 1,182,746.20, 1,774,119.30 and 341,325.40

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Solution

The fourth proportional to 1,182,746.20, 1,774,119.30 and 341,325.40 is: 511,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,746.20 : 1,774,119.30 = 341,325.40 : x
  2. Step 2: Convert to fraction form
    1,182,746.20/1,774,119.30 = 341,325.40/x
  3. Step 3: Cross multiply
    1,182,746.20x = 1,774,119.30 × 341,325.40
  4. Step 4: Simplify right side
    1,182,746.20x = 605,551,979,720.22
  5. Step 5: Solve for x
    x = 605,551,979,720.22/1,182,746.20
  6. Step 6: Final answer
    x = 511,988.10

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Double scale
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Similar ratio
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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.