Home / 2,805,718.19-3,871,888.94-1,516,558.56

Finding the Fourth Proportional to 2,805,718.19, 3,871,888.94 and 1,516,558.56

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Solution

The fourth proportional to 2,805,718.19, 3,871,888.94 and 1,516,558.56 is: 2,092,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,718.19 : 3,871,888.94 = 1,516,558.56 : x
  2. Step 2: Convert to fraction form
    2,805,718.19/3,871,888.94 = 1,516,558.56/x
  3. Step 3: Cross multiply
    2,805,718.19x = 3,871,888.94 × 1,516,558.56
  4. Step 4: Simplify right side
    2,805,718.19x = 5,871,946,307,743.53
  5. Step 5: Solve for x
    x = 5,871,946,307,743.53/2,805,718.19
  6. Step 6: Final answer
    x = 2,092,849.65

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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.