Home / 1,516,463.64-2,273,571.86-716,810.78

Finding the Fourth Proportional to 1,516,463.64, 2,273,571.86 and 716,810.78

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Solution

The fourth proportional to 1,516,463.64, 2,273,571.86 and 716,810.78 is: 1,074,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,463.64 : 2,273,571.86 = 716,810.78 : x
  2. Step 2: Convert to fraction form
    1,516,463.64/2,273,571.86 = 716,810.78/x
  3. Step 3: Cross multiply
    1,516,463.64x = 2,273,571.86 × 716,810.78
  4. Step 4: Simplify right side
    1,516,463.64x = 1,629,720,806,984.79
  5. Step 5: Solve for x
    x = 1,629,720,806,984.79/1,516,463.64
  6. Step 6: Final answer
    x = 1,074,685.06

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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.