Home / 3,620,615.34-5,430,326.02-1,191,799.96

Finding the Fourth Proportional to 3,620,615.34, 5,430,326.02 and 1,191,799.96

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Solution

The fourth proportional to 3,620,615.34, 5,430,326.02 and 1,191,799.96 is: 1,787,503.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,615.34 : 5,430,326.02 = 1,191,799.96 : x
  2. Step 2: Convert to fraction form
    3,620,615.34/5,430,326.02 = 1,191,799.96/x
  3. Step 3: Cross multiply
    3,620,615.34x = 5,430,326.02 × 1,191,799.96
  4. Step 4: Simplify right side
    3,620,615.34x = 6,471,862,333,422.96
  5. Step 5: Solve for x
    x = 6,471,862,333,422.96/3,620,615.34
  6. Step 6: Final answer
    x = 1,787,503.43

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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.