Home / 1,250,313.75-1,725,423.43-677,349.82

Finding the Fourth Proportional to 1,250,313.75, 1,725,423.43 and 677,349.82

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Solution

The fourth proportional to 1,250,313.75, 1,725,423.43 and 677,349.82 is: 934,737.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,313.75 : 1,725,423.43 = 677,349.82 : x
  2. Step 2: Convert to fraction form
    1,250,313.75/1,725,423.43 = 677,349.82/x
  3. Step 3: Cross multiply
    1,250,313.75x = 1,725,423.43 × 677,349.82
  4. Step 4: Simplify right side
    1,250,313.75x = 1,168,715,249,734.28
  5. Step 5: Solve for x
    x = 1,168,715,249,734.28/1,250,313.75
  6. Step 6: Final answer
    x = 934,737.58

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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.