Home / 3,864,425.71-5,332,699.14-2,145,435.51

Finding the Fourth Proportional to 3,864,425.71, 5,332,699.14 and 2,145,435.51

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Solution

The fourth proportional to 3,864,425.71, 5,332,699.14 and 2,145,435.51 is: 2,960,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864,425.71 : 5,332,699.14 = 2,145,435.51 : x
  2. Step 2: Convert to fraction form
    3,864,425.71/5,332,699.14 = 2,145,435.51/x
  3. Step 3: Cross multiply
    3,864,425.71x = 5,332,699.14 × 2,145,435.51
  4. Step 4: Simplify right side
    3,864,425.71x = 11,440,962,093,126.34
  5. Step 5: Solve for x
    x = 11,440,962,093,126.34/3,864,425.71
  6. Step 6: Final answer
    x = 2,960,585.34

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1.5x scale

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.