Home / 1,689,826.16-2,534,855.88-491,758.40

Finding the Fourth Proportional to 1,689,826.16, 2,534,855.88 and 491,758.40

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Solution

The fourth proportional to 1,689,826.16, 2,534,855.88 and 491,758.40 is: 737,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,826.16 : 2,534,855.88 = 491,758.40 : x
  2. Step 2: Convert to fraction form
    1,689,826.16/2,534,855.88 = 491,758.40/x
  3. Step 3: Cross multiply
    1,689,826.16x = 2,534,855.88 × 491,758.40
  4. Step 4: Simplify right side
    1,689,826.16x = 1,246,536,671,779.39
  5. Step 5: Solve for x
    x = 1,246,536,671,779.39/1,689,826.16
  6. Step 6: Final answer
    x = 737,671.54

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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.