Home / 2,803,913.88-4,205,904.56-782,034.68

Finding the Fourth Proportional to 2,803,913.88, 4,205,904.56 and 782,034.68

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Solution

The fourth proportional to 2,803,913.88, 4,205,904.56 and 782,034.68 is: 1,173,061.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,913.88 : 4,205,904.56 = 782,034.68 : x
  2. Step 2: Convert to fraction form
    2,803,913.88/4,205,904.56 = 782,034.68/x
  3. Step 3: Cross multiply
    2,803,913.88x = 4,205,904.56 × 782,034.68
  4. Step 4: Simplify right side
    2,803,913.88x = 3,289,163,201,750.45
  5. Step 5: Solve for x
    x = 3,289,163,201,750.45/2,803,913.88
  6. Step 6: Final answer
    x = 1,173,061.42

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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.