Home / 1,306,952.10-1,959,529.05-666,015.30

Finding the Fourth Proportional to 1,306,952.10, 1,959,529.05 and 666,015.30

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Solution

The fourth proportional to 1,306,952.10, 1,959,529.05 and 666,015.30 is: 998,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,952.10 : 1,959,529.05 = 666,015.30 : x
  2. Step 2: Convert to fraction form
    1,306,952.10/1,959,529.05 = 666,015.30/x
  3. Step 3: Cross multiply
    1,306,952.10x = 1,959,529.05 × 666,015.30
  4. Step 4: Simplify right side
    1,306,952.10x = 1,305,076,328,094.47
  5. Step 5: Solve for x
    x = 1,305,076,328,094.47/1,306,952.10
  6. Step 6: Final answer
    x = 998,564.77

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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.