Home / 1,348,145.83-1,860,453.66-767,340.46

Finding the Fourth Proportional to 1,348,145.83, 1,860,453.66 and 767,340.46

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Solution

The fourth proportional to 1,348,145.83, 1,860,453.66 and 767,340.46 is: 1,058,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,145.83 : 1,860,453.66 = 767,340.46 : x
  2. Step 2: Convert to fraction form
    1,348,145.83/1,860,453.66 = 767,340.46/x
  3. Step 3: Cross multiply
    1,348,145.83x = 1,860,453.66 × 767,340.46
  4. Step 4: Simplify right side
    1,348,145.83x = 1,427,601,367,273.08
  5. Step 5: Solve for x
    x = 1,427,601,367,273.08/1,348,145.83
  6. Step 6: Final answer
    x = 1,058,936.90

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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.