Home / 2,776,567.70-4,164,851.55-782,023.70

Finding the Fourth Proportional to 2,776,567.70, 4,164,851.55 and 782,023.70

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Solution

The fourth proportional to 2,776,567.70, 4,164,851.55 and 782,023.70 is: 1,173,035.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,567.70 : 4,164,851.55 = 782,023.70 : x
  2. Step 2: Convert to fraction form
    2,776,567.70/4,164,851.55 = 782,023.70/x
  3. Step 3: Cross multiply
    2,776,567.70x = 4,164,851.55 × 782,023.70
  4. Step 4: Simplify right side
    2,776,567.70x = 3,257,012,619,081.74
  5. Step 5: Solve for x
    x = 3,257,012,619,081.74/2,776,567.70
  6. Step 6: Final answer
    x = 1,173,035.55

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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.