Home / 1,818,172.24-2,509,095.22-1,002,407.60

Finding the Fourth Proportional to 1,818,172.24, 2,509,095.22 and 1,002,407.60

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Solution

The fourth proportional to 1,818,172.24, 2,509,095.22 and 1,002,407.60 is: 1,383,332.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,172.24 : 2,509,095.22 = 1,002,407.60 : x
  2. Step 2: Convert to fraction form
    1,818,172.24/2,509,095.22 = 1,002,407.60/x
  3. Step 3: Cross multiply
    1,818,172.24x = 2,509,095.22 × 1,002,407.60
  4. Step 4: Simplify right side
    1,818,172.24x = 2,515,136,121,418.39
  5. Step 5: Solve for x
    x = 2,515,136,121,418.39/1,818,172.24
  6. Step 6: Final answer
    x = 1,383,332.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.