Home / 1,605,542.31-2,405,656.26-705,635.55

Finding the Fourth Proportional to 1,605,542.31, 2,405,656.26 and 705,635.55

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Solution

The fourth proportional to 1,605,542.31, 2,405,656.26 and 705,635.55 is: 1,057,285.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,542.31 : 2,405,656.26 = 705,635.55 : x
  2. Step 2: Convert to fraction form
    1,605,542.31/2,405,656.26 = 705,635.55/x
  3. Step 3: Cross multiply
    1,605,542.31x = 2,405,656.26 × 705,635.55
  4. Step 4: Simplify right side
    1,605,542.31x = 1,697,516,578,136.04
  5. Step 5: Solve for x
    x = 1,697,516,578,136.04/1,605,542.31
  6. Step 6: Final answer
    x = 1,057,285.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.