Home / 1,340,021.10-2,009,599.72-441,248.86

Finding the Fourth Proportional to 1,340,021.10, 2,009,599.72 and 441,248.86

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Solution

The fourth proportional to 1,340,021.10, 2,009,599.72 and 441,248.86 is: 661,731.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,021.10 : 2,009,599.72 = 441,248.86 : x
  2. Step 2: Convert to fraction form
    1,340,021.10/2,009,599.72 = 441,248.86/x
  3. Step 3: Cross multiply
    1,340,021.10x = 2,009,599.72 × 441,248.86
  4. Step 4: Simplify right side
    1,340,021.10x = 886,733,579,379.20
  5. Step 5: Solve for x
    x = 886,733,579,379.20/1,340,021.10
  6. Step 6: Final answer
    x = 661,731.06

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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.