Home / 3,842,042.36-5,302,320.07-2,188,259.70

Finding the Fourth Proportional to 3,842,042.36, 5,302,320.07 and 2,188,259.70

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Solution

The fourth proportional to 3,842,042.36, 5,302,320.07 and 2,188,259.70 is: 3,019,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,042.36 : 5,302,320.07 = 2,188,259.70 : x
  2. Step 2: Convert to fraction form
    3,842,042.36/5,302,320.07 = 2,188,259.70/x
  3. Step 3: Cross multiply
    3,842,042.36x = 5,302,320.07 × 2,188,259.70
  4. Step 4: Simplify right side
    3,842,042.36x = 11,602,853,325,682.18
  5. Step 5: Solve for x
    x = 11,602,853,325,682.18/3,842,042.36
  6. Step 6: Final answer
    x = 3,019,970.17

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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.