Home / 1,795,543-2,477,901.30-990,778.84

Finding the Fourth Proportional to 1,795,543, 2,477,901.30 and 990,778.84

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Solution

The fourth proportional to 1,795,543, 2,477,901.30 and 990,778.84 is: 1,367,303.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,543 : 2,477,901.30 = 990,778.84 : x
  2. Step 2: Convert to fraction form
    1,795,543/2,477,901.30 = 990,778.84/x
  3. Step 3: Cross multiply
    1,795,543x = 2,477,901.30 × 990,778.84
  4. Step 4: Simplify right side
    1,795,543x = 2,455,052,175,648.49
  5. Step 5: Solve for x
    x = 2,455,052,175,648.49/1,795,543
  6. Step 6: Final answer
    x = 1,367,303.47

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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.