Home / 1,072,599.52-1,479,282.60-766,108.48

Finding the Fourth Proportional to 1,072,599.52, 1,479,282.60 and 766,108.48

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Solution

The fourth proportional to 1,072,599.52, 1,479,282.60 and 766,108.48 is: 1,056,583.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,599.52 : 1,479,282.60 = 766,108.48 : x
  2. Step 2: Convert to fraction form
    1,072,599.52/1,479,282.60 = 766,108.48/x
  3. Step 3: Cross multiply
    1,072,599.52x = 1,479,282.60 × 766,108.48
  4. Step 4: Simplify right side
    1,072,599.52x = 1,133,290,944,176.45
  5. Step 5: Solve for x
    x = 1,133,290,944,176.45/1,072,599.52
  6. Step 6: Final answer
    x = 1,056,583.49

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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.