Home / 1,784,898.65-2,465,188.19-1,203,118.38

Finding the Fourth Proportional to 1,784,898.65, 2,465,188.19 and 1,203,118.38

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Solution

The fourth proportional to 1,784,898.65, 2,465,188.19 and 1,203,118.38 is: 1,661,670.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,898.65 : 2,465,188.19 = 1,203,118.38 : x
  2. Step 2: Convert to fraction form
    1,784,898.65/2,465,188.19 = 1,203,118.38/x
  3. Step 3: Cross multiply
    1,784,898.65x = 2,465,188.19 × 1,203,118.38
  4. Step 4: Simplify right side
    1,784,898.65x = 2,965,913,215,532.34
  5. Step 5: Solve for x
    x = 2,965,913,215,532.34/1,784,898.65
  6. Step 6: Final answer
    x = 1,661,670.38

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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.