Home / 3,106,775.70-4,287,448.08-1,711,438.52

Finding the Fourth Proportional to 3,106,775.70, 4,287,448.08 and 1,711,438.52

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Solution

The fourth proportional to 3,106,775.70, 4,287,448.08 and 1,711,438.52 is: 2,361,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,775.70 : 4,287,448.08 = 1,711,438.52 : x
  2. Step 2: Convert to fraction form
    3,106,775.70/4,287,448.08 = 1,711,438.52/x
  3. Step 3: Cross multiply
    3,106,775.70x = 4,287,448.08 × 1,711,438.52
  4. Step 4: Simplify right side
    3,106,775.70x = 7,337,703,775,174.80
  5. Step 5: Solve for x
    x = 7,337,703,775,174.80/3,106,775.70
  6. Step 6: Final answer
    x = 2,361,838.92

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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.