Home / 3,390,307.40-5,085,430.11-1,367,118.56

Finding the Fourth Proportional to 3,390,307.40, 5,085,430.11 and 1,367,118.56

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Solution

The fourth proportional to 3,390,307.40, 5,085,430.11 and 1,367,118.56 is: 2,050,665.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,307.40 : 5,085,430.11 = 1,367,118.56 : x
  2. Step 2: Convert to fraction form
    3,390,307.40/5,085,430.11 = 1,367,118.56/x
  3. Step 3: Cross multiply
    3,390,307.40x = 5,085,430.11 × 1,367,118.56
  4. Step 4: Simplify right side
    3,390,307.40x = 6,952,385,863,536.69
  5. Step 5: Solve for x
    x = 6,952,385,863,536.69/3,390,307.40
  6. Step 6: Final answer
    x = 2,050,665.34

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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.