Home / 2,227,615.10-3,074,110.19-1,209,019.84

Finding the Fourth Proportional to 2,227,615.10, 3,074,110.19 and 1,209,019.84

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Solution

The fourth proportional to 2,227,615.10, 3,074,110.19 and 1,209,019.84 is: 1,668,448.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,615.10 : 3,074,110.19 = 1,209,019.84 : x
  2. Step 2: Convert to fraction form
    2,227,615.10/3,074,110.19 = 1,209,019.84/x
  3. Step 3: Cross multiply
    2,227,615.10x = 3,074,110.19 × 1,209,019.84
  4. Step 4: Simplify right side
    2,227,615.10x = 3,716,660,210,056.17
  5. Step 5: Solve for x
    x = 3,716,660,210,056.17/2,227,615.10
  6. Step 6: Final answer
    x = 1,668,448.11

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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.