Home / 1,368,111.10-2,052,166.65-864,226.30

Finding the Fourth Proportional to 1,368,111.10, 2,052,166.65 and 864,226.30

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Solution

The fourth proportional to 1,368,111.10, 2,052,166.65 and 864,226.30 is: 1,296,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,111.10 : 2,052,166.65 = 864,226.30 : x
  2. Step 2: Convert to fraction form
    1,368,111.10/2,052,166.65 = 864,226.30/x
  3. Step 3: Cross multiply
    1,368,111.10x = 2,052,166.65 × 864,226.30
  4. Step 4: Simplify right side
    1,368,111.10x = 1,773,536,390,912.90
  5. Step 5: Solve for x
    x = 1,773,536,390,912.90/1,368,111.10
  6. Step 6: Final answer
    x = 1,296,339.45

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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.