Home / 5,121,933.65-7,683,734.26-2,392,210.77

Finding the Fourth Proportional to 5,121,933.65, 7,683,734.26 and 2,392,210.77

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Solution

The fourth proportional to 5,121,933.65, 7,683,734.26 and 2,392,210.77 is: 3,588,705.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,933.65 : 7,683,734.26 = 2,392,210.77 : x
  2. Step 2: Convert to fraction form
    5,121,933.65/7,683,734.26 = 2,392,210.77/x
  3. Step 3: Cross multiply
    5,121,933.65x = 7,683,734.26 × 2,392,210.77
  4. Step 4: Simplify right side
    5,121,933.65x = 18,381,111,824,766.24
  5. Step 5: Solve for x
    x = 18,381,111,824,766.24/5,121,933.65
  6. Step 6: Final answer
    x = 3,588,705.57

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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.