Home / 2,235,053.79-3,353,080.50-815,109.93

Finding the Fourth Proportional to 2,235,053.79, 3,353,080.50 and 815,109.93

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Solution

The fourth proportional to 2,235,053.79, 3,353,080.50 and 815,109.93 is: 1,222,847.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,053.79 : 3,353,080.50 = 815,109.93 : x
  2. Step 2: Convert to fraction form
    2,235,053.79/3,353,080.50 = 815,109.93/x
  3. Step 3: Cross multiply
    2,235,053.79x = 3,353,080.50 × 815,109.93
  4. Step 4: Simplify right side
    2,235,053.79x = 2,733,129,211,639.37
  5. Step 5: Solve for x
    x = 2,733,129,211,639.37/2,235,053.79
  6. Step 6: Final answer
    x = 1,222,847.17

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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.