Home / 5,279,256.10-7,285,373.40-2,864,808.10

Finding the Fourth Proportional to 5,279,256.10, 7,285,373.40 and 2,864,808.10

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Solution

The fourth proportional to 5,279,256.10, 7,285,373.40 and 2,864,808.10 is: 3,953,435.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,256.10 : 7,285,373.40 = 2,864,808.10 : x
  2. Step 2: Convert to fraction form
    5,279,256.10/7,285,373.40 = 2,864,808.10/x
  3. Step 3: Cross multiply
    5,279,256.10x = 7,285,373.40 × 2,864,808.10
  4. Step 4: Simplify right side
    5,279,256.10x = 20,871,196,727,844.54
  5. Step 5: Solve for x
    x = 20,871,196,727,844.54/5,279,256.10
  6. Step 6: Final answer
    x = 3,953,435.17

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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.