Home / 2,908,019.88-4,361,696.10-778,270.14

Finding the Fourth Proportional to 2,908,019.88, 4,361,696.10 and 778,270.14

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Solution

The fourth proportional to 2,908,019.88, 4,361,696.10 and 778,270.14 is: 1,167,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,019.88 : 4,361,696.10 = 778,270.14 : x
  2. Step 2: Convert to fraction form
    2,908,019.88/4,361,696.10 = 778,270.14/x
  3. Step 3: Cross multiply
    2,908,019.88x = 4,361,696.10 × 778,270.14
  4. Step 4: Simplify right side
    2,908,019.88x = 3,394,577,834,384.45
  5. Step 5: Solve for x
    x = 3,394,577,834,384.45/2,908,019.88
  6. Step 6: Final answer
    x = 1,167,315.90

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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.