Home / 6,891,486.89-10,338,785.80-2,280,461.31

Finding the Fourth Proportional to 6,891,486.89, 10,338,785.80 and 2,280,461.31

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Solution

The fourth proportional to 6,891,486.89, 10,338,785.80 and 2,280,461.31 is: 3,421,206.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891,486.89 : 10,338,785.80 = 2,280,461.31 : x
  2. Step 2: Convert to fraction form
    6,891,486.89/10,338,785.80 = 2,280,461.31/x
  3. Step 3: Cross multiply
    6,891,486.89x = 10,338,785.80 × 2,280,461.31
  4. Step 4: Simplify right side
    6,891,486.89x = 23,577,201,003,576.24
  5. Step 5: Solve for x
    x = 23,577,201,003,576.24/6,891,486.89
  6. Step 6: Final answer
    x = 3,421,206.69

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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.