Home / 1,570,856.72-2,167,725.44-960,031.28

Finding the Fourth Proportional to 1,570,856.72, 2,167,725.44 and 960,031.28

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Solution

The fourth proportional to 1,570,856.72, 2,167,725.44 and 960,031.28 is: 1,324,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,856.72 : 2,167,725.44 = 960,031.28 : x
  2. Step 2: Convert to fraction form
    1,570,856.72/2,167,725.44 = 960,031.28/x
  3. Step 3: Cross multiply
    1,570,856.72x = 2,167,725.44 × 960,031.28
  4. Step 4: Simplify right side
    1,570,856.72x = 2,081,084,228,851.76
  5. Step 5: Solve for x
    x = 2,081,084,228,851.76/1,570,856.72
  6. Step 6: Final answer
    x = 1,324,808.43

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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.