Home / 1,410,114.30-2,115,521.37-661,285.50

Finding the Fourth Proportional to 1,410,114.30, 2,115,521.37 and 661,285.50

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Solution

The fourth proportional to 1,410,114.30, 2,115,521.37 and 661,285.50 is: 992,092.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,114.30 : 2,115,521.37 = 661,285.50 : x
  2. Step 2: Convert to fraction form
    1,410,114.30/2,115,521.37 = 661,285.50/x
  3. Step 3: Cross multiply
    1,410,114.30x = 2,115,521.37 × 661,285.50
  4. Step 4: Simplify right side
    1,410,114.30x = 1,398,963,606,921.14
  5. Step 5: Solve for x
    x = 1,398,963,606,921.14/1,410,114.30
  6. Step 6: Final answer
    x = 992,092.35

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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.