Home / 3,003,426.28-4,144,831.86-1,645,299.40

Finding the Fourth Proportional to 3,003,426.28, 4,144,831.86 and 1,645,299.40

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Solution

The fourth proportional to 3,003,426.28, 4,144,831.86 and 1,645,299.40 is: 2,270,569.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003,426.28 : 4,144,831.86 = 1,645,299.40 : x
  2. Step 2: Convert to fraction form
    3,003,426.28/4,144,831.86 = 1,645,299.40/x
  3. Step 3: Cross multiply
    3,003,426.28x = 4,144,831.86 × 1,645,299.40
  4. Step 4: Simplify right side
    3,003,426.28x = 6,819,489,372,358.88
  5. Step 5: Solve for x
    x = 6,819,489,372,358.88/3,003,426.28
  6. Step 6: Final answer
    x = 2,270,569.92

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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.