Home / 2,088,009.10-3,132,013.65-668,208.70

Finding the Fourth Proportional to 2,088,009.10, 3,132,013.65 and 668,208.70

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Solution

The fourth proportional to 2,088,009.10, 3,132,013.65 and 668,208.70 is: 1,002,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,009.10 : 3,132,013.65 = 668,208.70 : x
  2. Step 2: Convert to fraction form
    2,088,009.10/3,132,013.65 = 668,208.70/x
  3. Step 3: Cross multiply
    2,088,009.10x = 3,132,013.65 × 668,208.70
  4. Step 4: Simplify right side
    2,088,009.10x = 2,092,838,769,448.76
  5. Step 5: Solve for x
    x = 2,092,838,769,448.76/2,088,009.10
  6. Step 6: Final answer
    x = 1,002,313.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.