Home / 2,169,307.95-3,255,432-890,146.68

Finding the Fourth Proportional to 2,169,307.95, 3,255,432 and 890,146.68

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Solution

The fourth proportional to 2,169,307.95, 3,255,432 and 890,146.68 is: 1,335,823.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,307.95 : 3,255,432 = 890,146.68 : x
  2. Step 2: Convert to fraction form
    2,169,307.95/3,255,432 = 890,146.68/x
  3. Step 3: Cross multiply
    2,169,307.95x = 3,255,432 × 890,146.68
  4. Step 4: Simplify right side
    2,169,307.95x = 2,897,811,986,765.76
  5. Step 5: Solve for x
    x = 2,897,811,986,765.76/2,169,307.95
  6. Step 6: Final answer
    x = 1,335,823.25

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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.