Home / 1,250,142.34-1,725,204.71-677,182.51

Finding the Fourth Proportional to 1,250,142.34, 1,725,204.71 and 677,182.51

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Solution

The fourth proportional to 1,250,142.34, 1,725,204.71 and 677,182.51 is: 934,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,142.34 : 1,725,204.71 = 677,182.51 : x
  2. Step 2: Convert to fraction form
    1,250,142.34/1,725,204.71 = 677,182.51/x
  3. Step 3: Cross multiply
    1,250,142.34x = 1,725,204.71 × 677,182.51
  4. Step 4: Simplify right side
    1,250,142.34x = 1,168,278,455,781.62
  5. Step 5: Solve for x
    x = 1,168,278,455,781.62/1,250,142.34
  6. Step 6: Final answer
    x = 934,516.35

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1.5x scale

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.