Home / 1,305,367.92-1,958,043.96-710,112.24

Finding the Fourth Proportional to 1,305,367.92, 1,958,043.96 and 710,112.24

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Solution

The fourth proportional to 1,305,367.92, 1,958,043.96 and 710,112.24 is: 1,065,164.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,367.92 : 1,958,043.96 = 710,112.24 : x
  2. Step 2: Convert to fraction form
    1,305,367.92/1,958,043.96 = 710,112.24/x
  3. Step 3: Cross multiply
    1,305,367.92x = 1,958,043.96 × 710,112.24
  4. Step 4: Simplify right side
    1,305,367.92x = 1,390,430,982,454.07
  5. Step 5: Solve for x
    x = 1,390,430,982,454.07/1,305,367.92
  6. Step 6: Final answer
    x = 1,065,164.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.