Home / 2,069,205.30-3,103,905.15-649,307.70

Finding the Fourth Proportional to 2,069,205.30, 3,103,905.15 and 649,307.70

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Solution

The fourth proportional to 2,069,205.30, 3,103,905.15 and 649,307.70 is: 973,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,205.30 : 3,103,905.15 = 649,307.70 : x
  2. Step 2: Convert to fraction form
    2,069,205.30/3,103,905.15 = 649,307.70/x
  3. Step 3: Cross multiply
    2,069,205.30x = 3,103,905.15 × 649,307.70
  4. Step 4: Simplify right side
    2,069,205.30x = 2,015,389,513,964.65
  5. Step 5: Solve for x
    x = 2,015,389,513,964.65/2,069,205.30
  6. Step 6: Final answer
    x = 973,992.05

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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.