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Finding the Fourth Proportional to 1,635,312, 2,452,968 and 453,360

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Solution

The fourth proportional to 1,635,312, 2,452,968 and 453,360 is: 680,040

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,312 : 2,452,968 = 453,360 : x
  2. Step 2: Convert to fraction form
    1,635,312/2,452,968 = 453,360/x
  3. Step 3: Cross multiply
    1,635,312x = 2,452,968 × 453,360
  4. Step 4: Simplify right side
    1,635,312x = 1,112,077,572,480
  5. Step 5: Solve for x
    x = 1,112,077,572,480/1,635,312
  6. Step 6: Final answer
    x = 680,040

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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.