Home / 1,258,586.23-1,736,833.32-685,614.10

Finding the Fourth Proportional to 1,258,586.23, 1,736,833.32 and 685,614.10

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Solution

The fourth proportional to 1,258,586.23, 1,736,833.32 and 685,614.10 is: 946,138.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,586.23 : 1,736,833.32 = 685,614.10 : x
  2. Step 2: Convert to fraction form
    1,258,586.23/1,736,833.32 = 685,614.10/x
  3. Step 3: Cross multiply
    1,258,586.23x = 1,736,833.32 × 685,614.10
  4. Step 4: Simplify right side
    1,258,586.23x = 1,190,797,413,541.81
  5. Step 5: Solve for x
    x = 1,190,797,413,541.81/1,258,586.23
  6. Step 6: Final answer
    x = 946,138.92

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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.