Home / 2,780,155.41-3,836,403.96-1,692,306.07

Finding the Fourth Proportional to 2,780,155.41, 3,836,403.96 and 1,692,306.07

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Solution

The fourth proportional to 2,780,155.41, 3,836,403.96 and 1,692,306.07 is: 2,335,254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,155.41 : 3,836,403.96 = 1,692,306.07 : x
  2. Step 2: Convert to fraction form
    2,780,155.41/3,836,403.96 = 1,692,306.07/x
  3. Step 3: Cross multiply
    2,780,155.41x = 3,836,403.96 × 1,692,306.07
  4. Step 4: Simplify right side
    2,780,155.41x = 6,492,369,702,062.10
  5. Step 5: Solve for x
    x = 6,492,369,702,062.10/2,780,155.41
  6. Step 6: Final answer
    x = 2,335,254.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.