Home / 1,178,557.83-1,625,983.74-770,892.48

Finding the Fourth Proportional to 1,178,557.83, 1,625,983.74 and 770,892.48

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Solution

The fourth proportional to 1,178,557.83, 1,625,983.74 and 770,892.48 is: 1,063,552.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,557.83 : 1,625,983.74 = 770,892.48 : x
  2. Step 2: Convert to fraction form
    1,178,557.83/1,625,983.74 = 770,892.48/x
  3. Step 3: Cross multiply
    1,178,557.83x = 1,625,983.74 × 770,892.48
  4. Step 4: Simplify right side
    1,178,557.83x = 1,253,458,637,768.28
  5. Step 5: Solve for x
    x = 1,253,458,637,768.28/1,178,557.83
  6. Step 6: Final answer
    x = 1,063,552.93

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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.