Home / 1,344,142.08-1,854,920.64-740,528.64

Finding the Fourth Proportional to 1,344,142.08, 1,854,920.64 and 740,528.64

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Solution

The fourth proportional to 1,344,142.08, 1,854,920.64 and 740,528.64 is: 1,021,932.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,142.08 : 1,854,920.64 = 740,528.64 : x
  2. Step 2: Convert to fraction form
    1,344,142.08/1,854,920.64 = 740,528.64/x
  3. Step 3: Cross multiply
    1,344,142.08x = 1,854,920.64 × 740,528.64
  4. Step 4: Simplify right side
    1,344,142.08x = 1,373,621,858,847.13
  5. Step 5: Solve for x
    x = 1,373,621,858,847.13/1,344,142.08
  6. Step 6: Final answer
    x = 1,021,932.04

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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.