Home / 4,885,667.58-7,329,004.12-1,690,788.90

Finding the Fourth Proportional to 4,885,667.58, 7,329,004.12 and 1,690,788.90

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Solution

The fourth proportional to 4,885,667.58, 7,329,004.12 and 1,690,788.90 is: 2,536,357.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,667.58 : 7,329,004.12 = 1,690,788.90 : x
  2. Step 2: Convert to fraction form
    4,885,667.58/7,329,004.12 = 1,690,788.90/x
  3. Step 3: Cross multiply
    4,885,667.58x = 7,329,004.12 × 1,690,788.90
  4. Step 4: Simplify right side
    4,885,667.58x = 12,391,798,814,150.27
  5. Step 5: Solve for x
    x = 12,391,798,814,150.27/4,885,667.58
  6. Step 6: Final answer
    x = 2,536,357.34

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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.