Home / 3,718,879.65-5,131,803.71-2,064,941.76

Finding the Fourth Proportional to 3,718,879.65, 5,131,803.71 and 2,064,941.76

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Solution

The fourth proportional to 3,718,879.65, 5,131,803.71 and 2,064,941.76 is: 2,849,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718,879.65 : 5,131,803.71 = 2,064,941.76 : x
  2. Step 2: Convert to fraction form
    3,718,879.65/5,131,803.71 = 2,064,941.76/x
  3. Step 3: Cross multiply
    3,718,879.65x = 5,131,803.71 × 2,064,941.76
  4. Step 4: Simplify right side
    3,718,879.65x = 10,596,875,809,308.55
  5. Step 5: Solve for x
    x = 10,596,875,809,308.55/3,718,879.65
  6. Step 6: Final answer
    x = 2,849,480.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.