Home / 1,682,005.02-2,521,235.73-838,785.30

Finding the Fourth Proportional to 1,682,005.02, 2,521,235.73 and 838,785.30

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Solution

The fourth proportional to 1,682,005.02, 2,521,235.73 and 838,785.30 is: 1,257,294.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,005.02 : 2,521,235.73 = 838,785.30 : x
  2. Step 2: Convert to fraction form
    1,682,005.02/2,521,235.73 = 838,785.30/x
  3. Step 3: Cross multiply
    1,682,005.02x = 2,521,235.73 × 838,785.30
  4. Step 4: Simplify right side
    1,682,005.02x = 2,114,775,468,158.77
  5. Step 5: Solve for x
    x = 2,114,775,468,158.77/1,682,005.02
  6. Step 6: Final answer
    x = 1,257,294.39

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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.