Home / 5,171,307.26-7,756,960.90-2,645,584.70

Finding the Fourth Proportional to 5,171,307.26, 7,756,960.90 and 2,645,584.70

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Solution

The fourth proportional to 5,171,307.26, 7,756,960.90 and 2,645,584.70 is: 3,968,377.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,307.26 : 7,756,960.90 = 2,645,584.70 : x
  2. Step 2: Convert to fraction form
    5,171,307.26/7,756,960.90 = 2,645,584.70/x
  3. Step 3: Cross multiply
    5,171,307.26x = 7,756,960.90 × 2,645,584.70
  4. Step 4: Simplify right side
    5,171,307.26x = 20,521,697,075,538.23
  5. Step 5: Solve for x
    x = 20,521,697,075,538.23/5,171,307.26
  6. Step 6: Final answer
    x = 3,968,377.06

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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.