Home / 1,635,312.50-2,452,968.75-453,360.50

Finding the Fourth Proportional to 1,635,312.50, 2,452,968.75 and 453,360.50

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Solution

The fourth proportional to 1,635,312.50, 2,452,968.75 and 453,360.50 is: 680,040.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,312.50 : 2,452,968.75 = 453,360.50 : x
  2. Step 2: Convert to fraction form
    1,635,312.50/2,452,968.75 = 453,360.50/x
  3. Step 3: Cross multiply
    1,635,312.50x = 2,452,968.75 × 453,360.50
  4. Step 4: Simplify right side
    1,635,312.50x = 1,112,079,138,984.38
  5. Step 5: Solve for x
    x = 1,112,079,138,984.38/1,635,312.50
  6. Step 6: Final answer
    x = 680,040.75

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Double scale
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Similar ratio
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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.