Home / 1,376,866.35-2,065,390.65-365,974.20

Finding the Fourth Proportional to 1,376,866.35, 2,065,390.65 and 365,974.20

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Solution

The fourth proportional to 1,376,866.35, 2,065,390.65 and 365,974.20 is: 548,985.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,866.35 : 2,065,390.65 = 365,974.20 : x
  2. Step 2: Convert to fraction form
    1,376,866.35/2,065,390.65 = 365,974.20/x
  3. Step 3: Cross multiply
    1,376,866.35x = 2,065,390.65 × 365,974.20
  4. Step 4: Simplify right side
    1,376,866.35x = 755,879,690,821.23
  5. Step 5: Solve for x
    x = 755,879,690,821.23/1,376,866.35
  6. Step 6: Final answer
    x = 548,985.52

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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.