Home / 3,808,298.88-5,712,467.76-1,283,976

Finding the Fourth Proportional to 3,808,298.88, 5,712,467.76 and 1,283,976

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Solution

The fourth proportional to 3,808,298.88, 5,712,467.76 and 1,283,976 is: 1,925,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,298.88 : 5,712,467.76 = 1,283,976 : x
  2. Step 2: Convert to fraction form
    3,808,298.88/5,712,467.76 = 1,283,976/x
  3. Step 3: Cross multiply
    3,808,298.88x = 5,712,467.76 × 1,283,976
  4. Step 4: Simplify right side
    3,808,298.88x = 7,334,671,504,613.76
  5. Step 5: Solve for x
    x = 7,334,671,504,613.76/3,808,298.88
  6. Step 6: Final answer
    x = 1,925,970.55

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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.