Home / 2,617,526.52-3,926,338.98-820,370.20

Finding the Fourth Proportional to 2,617,526.52, 3,926,338.98 and 820,370.20

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Solution

The fourth proportional to 2,617,526.52, 3,926,338.98 and 820,370.20 is: 1,230,570.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,526.52 : 3,926,338.98 = 820,370.20 : x
  2. Step 2: Convert to fraction form
    2,617,526.52/3,926,338.98 = 820,370.20/x
  3. Step 3: Cross multiply
    2,617,526.52x = 3,926,338.98 × 820,370.20
  4. Step 4: Simplify right side
    2,617,526.52x = 3,221,051,494,290.40
  5. Step 5: Solve for x
    x = 3,221,051,494,290.40/2,617,526.52
  6. Step 6: Final answer
    x = 1,230,570.72

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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.