Home / 4,413,774.22-6,620,785.57-1,218,900.42

Finding the Fourth Proportional to 4,413,774.22, 6,620,785.57 and 1,218,900.42

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Solution

The fourth proportional to 4,413,774.22, 6,620,785.57 and 1,218,900.42 is: 1,828,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413,774.22 : 6,620,785.57 = 1,218,900.42 : x
  2. Step 2: Convert to fraction form
    4,413,774.22/6,620,785.57 = 1,218,900.42/x
  3. Step 3: Cross multiply
    4,413,774.22x = 6,620,785.57 × 1,218,900.42
  4. Step 4: Simplify right side
    4,413,774.22x = 8,070,078,312,002.94
  5. Step 5: Solve for x
    x = 8,070,078,312,002.94/4,413,774.22
  6. Step 6: Final answer
    x = 1,828,384.94

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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.