Home / 1,635,447.60-2,256,648.12-910,276.48

Finding the Fourth Proportional to 1,635,447.60, 2,256,648.12 and 910,276.48

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Solution

The fourth proportional to 1,635,447.60, 2,256,648.12 and 910,276.48 is: 1,256,031.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,447.60 : 2,256,648.12 = 910,276.48 : x
  2. Step 2: Convert to fraction form
    1,635,447.60/2,256,648.12 = 910,276.48/x
  3. Step 3: Cross multiply
    1,635,447.60x = 2,256,648.12 × 910,276.48
  4. Step 4: Simplify right side
    1,635,447.60x = 2,054,173,707,272.22
  5. Step 5: Solve for x
    x = 2,054,173,707,272.22/1,635,447.60
  6. Step 6: Final answer
    x = 1,256,031.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.