Home / 1,217,665.12-1,826,202.24-507,305.60

Finding the Fourth Proportional to 1,217,665.12, 1,826,202.24 and 507,305.60

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Solution

The fourth proportional to 1,217,665.12, 1,826,202.24 and 507,305.60 is: 760,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,665.12 : 1,826,202.24 = 507,305.60 : x
  2. Step 2: Convert to fraction form
    1,217,665.12/1,826,202.24 = 507,305.60/x
  3. Step 3: Cross multiply
    1,217,665.12x = 1,826,202.24 × 507,305.60
  4. Step 4: Simplify right side
    1,217,665.12x = 926,442,623,084.54
  5. Step 5: Solve for x
    x = 926,442,623,084.54/1,217,665.12
  6. Step 6: Final answer
    x = 760,835.31

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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.