Home / 1,411,326.78-1,947,620.56-766,752.27

Finding the Fourth Proportional to 1,411,326.78, 1,947,620.56 and 766,752.27

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Solution

The fourth proportional to 1,411,326.78, 1,947,620.56 and 766,752.27 is: 1,058,112.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,326.78 : 1,947,620.56 = 766,752.27 : x
  2. Step 2: Convert to fraction form
    1,411,326.78/1,947,620.56 = 766,752.27/x
  3. Step 3: Cross multiply
    1,411,326.78x = 1,947,620.56 × 766,752.27
  4. Step 4: Simplify right side
    1,411,326.78x = 1,493,342,485,478.67
  5. Step 5: Solve for x
    x = 1,493,342,485,478.67/1,411,326.78
  6. Step 6: Final answer
    x = 1,058,112.48

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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.