Home / 1,248,696.60-1,872,854.82-407,247

Finding the Fourth Proportional to 1,248,696.60, 1,872,854.82 and 407,247

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Solution

The fourth proportional to 1,248,696.60, 1,872,854.82 and 407,247 is: 610,808.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,696.60 : 1,872,854.82 = 407,247 : x
  2. Step 2: Convert to fraction form
    1,248,696.60/1,872,854.82 = 407,247/x
  3. Step 3: Cross multiply
    1,248,696.60x = 1,872,854.82 × 407,247
  4. Step 4: Simplify right side
    1,248,696.60x = 762,714,506,880.54
  5. Step 5: Solve for x
    x = 762,714,506,880.54/1,248,696.60
  6. Step 6: Final answer
    x = 610,808.51

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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.