Home / 5,476,081.32-8,215,467.02-1,881,899.91

Finding the Fourth Proportional to 5,476,081.32, 8,215,467.02 and 1,881,899.91

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Solution

The fourth proportional to 5,476,081.32, 8,215,467.02 and 1,881,899.91 is: 2,823,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476,081.32 : 8,215,467.02 = 1,881,899.91 : x
  2. Step 2: Convert to fraction form
    5,476,081.32/8,215,467.02 = 1,881,899.91/x
  3. Step 3: Cross multiply
    5,476,081.32x = 8,215,467.02 × 1,881,899.91
  4. Step 4: Simplify right side
    5,476,081.32x = 15,460,686,620,087.59
  5. Step 5: Solve for x
    x = 15,460,686,620,087.59/5,476,081.32
  6. Step 6: Final answer
    x = 2,823,312.10

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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.