Home / 1,576,482.88-2,174,766.96-931,591.12

Finding the Fourth Proportional to 1,576,482.88, 2,174,766.96 and 931,591.12

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Solution

The fourth proportional to 1,576,482.88, 2,174,766.96 and 931,591.12 is: 1,285,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,482.88 : 2,174,766.96 = 931,591.12 : x
  2. Step 2: Convert to fraction form
    1,576,482.88/2,174,766.96 = 931,591.12/x
  3. Step 3: Cross multiply
    1,576,482.88x = 2,174,766.96 × 931,591.12
  4. Step 4: Simplify right side
    1,576,482.88x = 2,025,993,588,005.40
  5. Step 5: Solve for x
    x = 2,025,993,588,005.40/1,576,482.88
  6. Step 6: Final answer
    x = 1,285,135.17

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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.