Home / 1,064,563.92-1,469,088.12-656,502.64

Finding the Fourth Proportional to 1,064,563.92, 1,469,088.12 and 656,502.64

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Solution

The fourth proportional to 1,064,563.92, 1,469,088.12 and 656,502.64 is: 905,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,563.92 : 1,469,088.12 = 656,502.64 : x
  2. Step 2: Convert to fraction form
    1,064,563.92/1,469,088.12 = 656,502.64/x
  3. Step 3: Cross multiply
    1,064,563.92x = 1,469,088.12 × 656,502.64
  4. Step 4: Simplify right side
    1,064,563.92x = 964,460,229,172.64
  5. Step 5: Solve for x
    x = 964,460,229,172.64/1,064,563.92
  6. Step 6: Final answer
    x = 905,967.42

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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.