Home / 2,617,509.03-3,926,312.76-820,352.71

Finding the Fourth Proportional to 2,617,509.03, 3,926,312.76 and 820,352.71

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Solution

The fourth proportional to 2,617,509.03, 3,926,312.76 and 820,352.71 is: 1,230,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,509.03 : 3,926,312.76 = 820,352.71 : x
  2. Step 2: Convert to fraction form
    2,617,509.03/3,926,312.76 = 820,352.71/x
  3. Step 3: Cross multiply
    2,617,509.03x = 3,926,312.76 × 820,352.71
  4. Step 4: Simplify right side
    2,617,509.03x = 3,220,961,320,957.79
  5. Step 5: Solve for x
    x = 3,220,961,320,957.79/2,617,509.03
  6. Step 6: Final answer
    x = 1,230,544.49

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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.