Home / 4,208,151.70-6,312,493.28-1,778,851.96

Finding the Fourth Proportional to 4,208,151.70, 6,312,493.28 and 1,778,851.96

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Solution

The fourth proportional to 4,208,151.70, 6,312,493.28 and 1,778,851.96 is: 2,668,390.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208,151.70 : 6,312,493.28 = 1,778,851.96 : x
  2. Step 2: Convert to fraction form
    4,208,151.70/6,312,493.28 = 1,778,851.96/x
  3. Step 3: Cross multiply
    4,208,151.70x = 6,312,493.28 × 1,778,851.96
  4. Step 4: Simplify right side
    4,208,151.70x = 11,228,991,043,614.83
  5. Step 5: Solve for x
    x = 11,228,991,043,614.83/4,208,151.70
  6. Step 6: Final answer
    x = 2,668,390.27

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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.