Home / 2,422,875-3,343,636.62-1,349,856.12

Finding the Fourth Proportional to 2,422,875, 3,343,636.62 and 1,349,856.12

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Solution

The fourth proportional to 2,422,875, 3,343,636.62 and 1,349,856.12 is: 1,862,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,875 : 3,343,636.62 = 1,349,856.12 : x
  2. Step 2: Convert to fraction form
    2,422,875/3,343,636.62 = 1,349,856.12/x
  3. Step 3: Cross multiply
    2,422,875x = 3,343,636.62 × 1,349,856.12
  4. Step 4: Simplify right side
    2,422,875x = 4,513,428,354,563.12
  5. Step 5: Solve for x
    x = 4,513,428,354,563.12/2,422,875
  6. Step 6: Final answer
    x = 1,862,839.95

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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.