Home / 1,577,945.80-2,366,918.70-513,022.60

Finding the Fourth Proportional to 1,577,945.80, 2,366,918.70 and 513,022.60

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Solution

The fourth proportional to 1,577,945.80, 2,366,918.70 and 513,022.60 is: 769,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,945.80 : 2,366,918.70 = 513,022.60 : x
  2. Step 2: Convert to fraction form
    1,577,945.80/2,366,918.70 = 513,022.60/x
  3. Step 3: Cross multiply
    1,577,945.80x = 2,366,918.70 × 513,022.60
  4. Step 4: Simplify right side
    1,577,945.80x = 1,214,282,785,462.62
  5. Step 5: Solve for x
    x = 1,214,282,785,462.62/1,577,945.80
  6. Step 6: Final answer
    x = 769,533.90

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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.