Home / 1,563,704.78-2,157,896.08-875,382.30

Finding the Fourth Proportional to 1,563,704.78, 2,157,896.08 and 875,382.30

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Solution

The fourth proportional to 1,563,704.78, 2,157,896.08 and 875,382.30 is: 1,208,018.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,704.78 : 2,157,896.08 = 875,382.30 : x
  2. Step 2: Convert to fraction form
    1,563,704.78/2,157,896.08 = 875,382.30/x
  3. Step 3: Cross multiply
    1,563,704.78x = 2,157,896.08 × 875,382.30
  4. Step 4: Simplify right side
    1,563,704.78x = 1,888,984,033,671.38
  5. Step 5: Solve for x
    x = 1,888,984,033,671.38/1,563,704.78
  6. Step 6: Final answer
    x = 1,208,018.33

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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.