Home / 1,818,201-2,509,195.14-1,013,385

Finding the Fourth Proportional to 1,818,201, 2,509,195.14 and 1,013,385

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Solution

The fourth proportional to 1,818,201, 2,509,195.14 and 1,013,385 is: 1,398,514.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,201 : 2,509,195.14 = 1,013,385 : x
  2. Step 2: Convert to fraction form
    1,818,201/2,509,195.14 = 1,013,385/x
  3. Step 3: Cross multiply
    1,818,201x = 2,509,195.14 × 1,013,385
  4. Step 4: Simplify right side
    1,818,201x = 2,542,780,716,948.90
  5. Step 5: Solve for x
    x = 2,542,780,716,948.90/1,818,201
  6. Step 6: Final answer
    x = 1,398,514.64

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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.