Home / 1,171,829.88-1,617,168.78-662,501.88

Finding the Fourth Proportional to 1,171,829.88, 1,617,168.78 and 662,501.88

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Solution

The fourth proportional to 1,171,829.88, 1,617,168.78 and 662,501.88 is: 914,277.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,829.88 : 1,617,168.78 = 662,501.88 : x
  2. Step 2: Convert to fraction form
    1,171,829.88/1,617,168.78 = 662,501.88/x
  3. Step 3: Cross multiply
    1,171,829.88x = 1,617,168.78 × 662,501.88
  4. Step 4: Simplify right side
    1,171,829.88x = 1,071,377,357,027.31
  5. Step 5: Solve for x
    x = 1,071,377,357,027.31/1,171,829.88
  6. Step 6: Final answer
    x = 914,277.21

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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.