Home / 1,334,884-1,842,272.10-762,010.36

Finding the Fourth Proportional to 1,334,884, 1,842,272.10 and 762,010.36

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Solution

The fourth proportional to 1,334,884, 1,842,272.10 and 762,010.36 is: 1,051,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,884 : 1,842,272.10 = 762,010.36 : x
  2. Step 2: Convert to fraction form
    1,334,884/1,842,272.10 = 762,010.36/x
  3. Step 3: Cross multiply
    1,334,884x = 1,842,272.10 × 762,010.36
  4. Step 4: Simplify right side
    1,334,884x = 1,403,830,426,138.96
  5. Step 5: Solve for x
    x = 1,403,830,426,138.96/1,334,884
  6. Step 6: Final answer
    x = 1,051,649.75

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Double scale
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1.5x scale

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.