Home / 1,850,443.20-2,774,538.40-727,166.40

Finding the Fourth Proportional to 1,850,443.20, 2,774,538.40 and 727,166.40

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Solution

The fourth proportional to 1,850,443.20, 2,774,538.40 and 727,166.40 is: 1,090,306.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,443.20 : 2,774,538.40 = 727,166.40 : x
  2. Step 2: Convert to fraction form
    1,850,443.20/2,774,538.40 = 727,166.40/x
  3. Step 3: Cross multiply
    1,850,443.20x = 2,774,538.40 × 727,166.40
  4. Step 4: Simplify right side
    1,850,443.20x = 2,017,551,099,989.76
  5. Step 5: Solve for x
    x = 2,017,551,099,989.76/1,850,443.20
  6. Step 6: Final answer
    x = 1,090,306.96

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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.