Home / 1,693,601.62-2,337,140.90-919,215.84

Finding the Fourth Proportional to 1,693,601.62, 2,337,140.90 and 919,215.84

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Solution

The fourth proportional to 1,693,601.62, 2,337,140.90 and 919,215.84 is: 1,268,501.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,601.62 : 2,337,140.90 = 919,215.84 : x
  2. Step 2: Convert to fraction form
    1,693,601.62/2,337,140.90 = 919,215.84/x
  3. Step 3: Cross multiply
    1,693,601.62x = 2,337,140.90 × 919,215.84
  4. Step 4: Simplify right side
    1,693,601.62x = 2,148,336,935,591.86
  5. Step 5: Solve for x
    x = 2,148,336,935,591.86/1,693,601.62
  6. Step 6: Final answer
    x = 1,268,501.94

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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.