Home / 1,250,213.81-1,725,300.34-677,253.98

Finding the Fourth Proportional to 1,250,213.81, 1,725,300.34 and 677,253.98

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Solution

The fourth proportional to 1,250,213.81, 1,725,300.34 and 677,253.98 is: 934,613.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,213.81 : 1,725,300.34 = 677,253.98 : x
  2. Step 2: Convert to fraction form
    1,250,213.81/1,725,300.34 = 677,253.98/x
  3. Step 3: Cross multiply
    1,250,213.81x = 1,725,300.34 × 677,253.98
  4. Step 4: Simplify right side
    1,250,213.81x = 1,168,466,524,580.47
  5. Step 5: Solve for x
    x = 1,168,466,524,580.47/1,250,213.81
  6. Step 6: Final answer
    x = 934,613.36

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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.