Home / 1,577,062.40-2,175,659.44-965,242.40

Finding the Fourth Proportional to 1,577,062.40, 2,175,659.44 and 965,242.40

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Solution

The fourth proportional to 1,577,062.40, 2,175,659.44 and 965,242.40 is: 1,331,614.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,062.40 : 2,175,659.44 = 965,242.40 : x
  2. Step 2: Convert to fraction form
    1,577,062.40/2,175,659.44 = 965,242.40/x
  3. Step 3: Cross multiply
    1,577,062.40x = 2,175,659.44 × 965,242.40
  4. Step 4: Simplify right side
    1,577,062.40x = 2,100,038,739,448.26
  5. Step 5: Solve for x
    x = 2,100,038,739,448.26/1,577,062.40
  6. Step 6: Final answer
    x = 1,331,614.23

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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.