Home / 1,768,072.16-2,439,939.84-963,256.16

Finding the Fourth Proportional to 1,768,072.16, 2,439,939.84 and 963,256.16

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Solution

The fourth proportional to 1,768,072.16, 2,439,939.84 and 963,256.16 is: 1,329,293.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,072.16 : 2,439,939.84 = 963,256.16 : x
  2. Step 2: Convert to fraction form
    1,768,072.16/2,439,939.84 = 963,256.16/x
  3. Step 3: Cross multiply
    1,768,072.16x = 2,439,939.84 × 963,256.16
  4. Step 4: Simplify right side
    1,768,072.16x = 2,350,287,080,909.41
  5. Step 5: Solve for x
    x = 2,350,287,080,909.41/1,768,072.16
  6. Step 6: Final answer
    x = 1,329,293.64

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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.