Home / 1,820,235.77-2,511,909.55-993,325.69

Finding the Fourth Proportional to 1,820,235.77, 2,511,909.55 and 993,325.69

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Solution

The fourth proportional to 1,820,235.77, 2,511,909.55 and 993,325.69 is: 1,370,780.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,235.77 : 2,511,909.55 = 993,325.69 : x
  2. Step 2: Convert to fraction form
    1,820,235.77/2,511,909.55 = 993,325.69/x
  3. Step 3: Cross multiply
    1,820,235.77x = 2,511,909.55 × 993,325.69
  4. Step 4: Simplify right side
    1,820,235.77x = 2,495,144,290,517.12
  5. Step 5: Solve for x
    x = 2,495,144,290,517.12/1,820,235.77
  6. Step 6: Final answer
    x = 1,370,780.82

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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.