Home / 1,808,111.80-2,712,167.70-1,170,382.60

Finding the Fourth Proportional to 1,808,111.80, 2,712,167.70 and 1,170,382.60

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Solution

The fourth proportional to 1,808,111.80, 2,712,167.70 and 1,170,382.60 is: 1,755,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,111.80 : 2,712,167.70 = 1,170,382.60 : x
  2. Step 2: Convert to fraction form
    1,808,111.80/2,712,167.70 = 1,170,382.60/x
  3. Step 3: Cross multiply
    1,808,111.80x = 2,712,167.70 × 1,170,382.60
  4. Step 4: Simplify right side
    1,808,111.80x = 3,174,273,884,362.02
  5. Step 5: Solve for x
    x = 3,174,273,884,362.02/1,808,111.80
  6. Step 6: Final answer
    x = 1,755,573.90

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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.