Home / 1,253,587.50-1,881,128.43-454,931.46

Finding the Fourth Proportional to 1,253,587.50, 1,881,128.43 and 454,931.46

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Solution

The fourth proportional to 1,253,587.50, 1,881,128.43 and 454,931.46 is: 682,668.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,587.50 : 1,881,128.43 = 454,931.46 : x
  2. Step 2: Convert to fraction form
    1,253,587.50/1,881,128.43 = 454,931.46/x
  3. Step 3: Cross multiply
    1,253,587.50x = 1,881,128.43 × 454,931.46
  4. Step 4: Simplify right side
    1,253,587.50x = 855,784,503,107.41
  5. Step 5: Solve for x
    x = 855,784,503,107.41/1,253,587.50
  6. Step 6: Final answer
    x = 682,668.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.