Home / 1,783,703.28-2,460,481.04-1,138,396.16

Finding the Fourth Proportional to 1,783,703.28, 2,460,481.04 and 1,138,396.16

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Solution

The fourth proportional to 1,783,703.28, 2,460,481.04 and 1,138,396.16 is: 1,570,329.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,703.28 : 2,460,481.04 = 1,138,396.16 : x
  2. Step 2: Convert to fraction form
    1,783,703.28/2,460,481.04 = 1,138,396.16/x
  3. Step 3: Cross multiply
    1,783,703.28x = 2,460,481.04 × 1,138,396.16
  4. Step 4: Simplify right side
    1,783,703.28x = 2,801,002,167,688.81
  5. Step 5: Solve for x
    x = 2,801,002,167,688.81/1,783,703.28
  6. Step 6: Final answer
    x = 1,570,329.66

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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.