Home / 1,895,007.20-2,615,376.64-1,206,459.11

Finding the Fourth Proportional to 1,895,007.20, 2,615,376.64 and 1,206,459.11

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Solution

The fourth proportional to 1,895,007.20, 2,615,376.64 and 1,206,459.11 is: 1,665,083.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,007.20 : 2,615,376.64 = 1,206,459.11 : x
  2. Step 2: Convert to fraction form
    1,895,007.20/2,615,376.64 = 1,206,459.11/x
  3. Step 3: Cross multiply
    1,895,007.20x = 2,615,376.64 × 1,206,459.11
  4. Step 4: Simplify right side
    1,895,007.20x = 3,155,344,957,316.16
  5. Step 5: Solve for x
    x = 3,155,344,957,316.16/1,895,007.20
  6. Step 6: Final answer
    x = 1,665,083.37

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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.