Home / 1,412,130.69-1,948,754.19-767,550.48

Finding the Fourth Proportional to 1,412,130.69, 1,948,754.19 and 767,550.48

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Solution

The fourth proportional to 1,412,130.69, 1,948,754.19 and 767,550.48 is: 1,059,227.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,130.69 : 1,948,754.19 = 767,550.48 : x
  2. Step 2: Convert to fraction form
    1,412,130.69/1,948,754.19 = 767,550.48/x
  3. Step 3: Cross multiply
    1,412,130.69x = 1,948,754.19 × 767,550.48
  4. Step 4: Simplify right side
    1,412,130.69x = 1,495,767,213,936.51
  5. Step 5: Solve for x
    x = 1,495,767,213,936.51/1,412,130.69
  6. Step 6: Final answer
    x = 1,059,227.18

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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.