Home / 1,480,795.20-2,219,896.80-1,005,940.80

Finding the Fourth Proportional to 1,480,795.20, 2,219,896.80 and 1,005,940.80

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Solution

The fourth proportional to 1,480,795.20, 2,219,896.80 and 1,005,940.80 is: 1,508,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,795.20 : 2,219,896.80 = 1,005,940.80 : x
  2. Step 2: Convert to fraction form
    1,480,795.20/2,219,896.80 = 1,005,940.80/x
  3. Step 3: Cross multiply
    1,480,795.20x = 2,219,896.80 × 1,005,940.80
  4. Step 4: Simplify right side
    1,480,795.20x = 2,233,084,762,909.44
  5. Step 5: Solve for x
    x = 2,233,084,762,909.44/1,480,795.20
  6. Step 6: Final answer
    x = 1,508,030.80

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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.