Home / 1,133,664.72-1,564,425.36-617,406.96

Finding the Fourth Proportional to 1,133,664.72, 1,564,425.36 and 617,406.96

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Solution

The fourth proportional to 1,133,664.72, 1,564,425.36 and 617,406.96 is: 852,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,664.72 : 1,564,425.36 = 617,406.96 : x
  2. Step 2: Convert to fraction form
    1,133,664.72/1,564,425.36 = 617,406.96/x
  3. Step 3: Cross multiply
    1,133,664.72x = 1,564,425.36 × 617,406.96
  4. Step 4: Simplify right side
    1,133,664.72x = 965,887,105,664.51
  5. Step 5: Solve for x
    x = 965,887,105,664.51/1,133,664.72
  6. Step 6: Final answer
    x = 852,004.20

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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.