Home / 1,370,525.64-1,887,944.67-1,165,920.90

Finding the Fourth Proportional to 1,370,525.64, 1,887,944.67 and 1,165,920.90

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Solution

The fourth proportional to 1,370,525.64, 1,887,944.67 and 1,165,920.90 is: 1,606,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,525.64 : 1,887,944.67 = 1,165,920.90 : x
  2. Step 2: Convert to fraction form
    1,370,525.64/1,887,944.67 = 1,165,920.90/x
  3. Step 3: Cross multiply
    1,370,525.64x = 1,887,944.67 × 1,165,920.90
  4. Step 4: Simplify right side
    1,370,525.64x = 2,201,194,148,796.60
  5. Step 5: Solve for x
    x = 2,201,194,148,796.60/1,370,525.64
  6. Step 6: Final answer
    x = 1,606,094.83

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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.