Home / 1,693,753.70-2,337,382.37-919,384.03

Finding the Fourth Proportional to 1,693,753.70, 2,337,382.37 and 919,384.03

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Solution

The fourth proportional to 1,693,753.70, 2,337,382.37 and 919,384.03 is: 1,268,751.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,753.70 : 2,337,382.37 = 919,384.03 : x
  2. Step 2: Convert to fraction form
    1,693,753.70/2,337,382.37 = 919,384.03/x
  3. Step 3: Cross multiply
    1,693,753.70x = 2,337,382.37 × 919,384.03
  4. Step 4: Simplify right side
    1,693,753.70x = 2,148,952,006,697.72
  5. Step 5: Solve for x
    x = 2,148,952,006,697.72/1,693,753.70
  6. Step 6: Final answer
    x = 1,268,751.18

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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.