Home / 2,102,667.10-3,154,000.65-1,630,807.90

Finding the Fourth Proportional to 2,102,667.10, 3,154,000.65 and 1,630,807.90

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Solution

The fourth proportional to 2,102,667.10, 3,154,000.65 and 1,630,807.90 is: 2,446,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,667.10 : 3,154,000.65 = 1,630,807.90 : x
  2. Step 2: Convert to fraction form
    2,102,667.10/3,154,000.65 = 1,630,807.90/x
  3. Step 3: Cross multiply
    2,102,667.10x = 3,154,000.65 × 1,630,807.90
  4. Step 4: Simplify right side
    2,102,667.10x = 5,143,569,176,625.14
  5. Step 5: Solve for x
    x = 5,143,569,176,625.14/2,102,667.10
  6. Step 6: Final answer
    x = 2,446,211.85

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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.