Home / 1,382,907.02-2,072,562.33-708,416.78

Finding the Fourth Proportional to 1,382,907.02, 2,072,562.33 and 708,416.78

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Solution

The fourth proportional to 1,382,907.02, 2,072,562.33 and 708,416.78 is: 1,061,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,907.02 : 2,072,562.33 = 708,416.78 : x
  2. Step 2: Convert to fraction form
    1,382,907.02/2,072,562.33 = 708,416.78/x
  3. Step 3: Cross multiply
    1,382,907.02x = 2,072,562.33 × 708,416.78
  4. Step 4: Simplify right side
    1,382,907.02x = 1,468,237,932,167.90
  5. Step 5: Solve for x
    x = 1,468,237,932,167.90/1,382,907.02
  6. Step 6: Final answer
    x = 1,061,704.01

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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.