Home / 3,778,439.76-5,667,685.14-1,381,298.22

Finding the Fourth Proportional to 3,778,439.76, 5,667,685.14 and 1,381,298.22

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Solution

The fourth proportional to 3,778,439.76, 5,667,685.14 and 1,381,298.22 is: 2,071,956.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,439.76 : 5,667,685.14 = 1,381,298.22 : x
  2. Step 2: Convert to fraction form
    3,778,439.76/5,667,685.14 = 1,381,298.22/x
  3. Step 3: Cross multiply
    3,778,439.76x = 5,667,685.14 × 1,381,298.22
  4. Step 4: Simplify right side
    3,778,439.76x = 7,828,763,395,402.45
  5. Step 5: Solve for x
    x = 7,828,763,395,402.45/3,778,439.76
  6. Step 6: Final answer
    x = 2,071,956.65

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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.