Home / 1,144,616.64-1,579,644.90-661,202.16

Finding the Fourth Proportional to 1,144,616.64, 1,579,644.90 and 661,202.16

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Solution

The fourth proportional to 1,144,616.64, 1,579,644.90 and 661,202.16 is: 912,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,616.64 : 1,579,644.90 = 661,202.16 : x
  2. Step 2: Convert to fraction form
    1,144,616.64/1,579,644.90 = 661,202.16/x
  3. Step 3: Cross multiply
    1,144,616.64x = 1,579,644.90 × 661,202.16
  4. Step 4: Simplify right side
    1,144,616.64x = 1,044,464,619,912.98
  5. Step 5: Solve for x
    x = 1,044,464,619,912.98/1,144,616.64
  6. Step 6: Final answer
    x = 912,501.69

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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.