Home / 1,672,513.28-2,307,794.76-984,764.72

Finding the Fourth Proportional to 1,672,513.28, 2,307,794.76 and 984,764.72

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Solution

The fourth proportional to 1,672,513.28, 2,307,794.76 and 984,764.72 is: 1,358,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,513.28 : 2,307,794.76 = 984,764.72 : x
  2. Step 2: Convert to fraction form
    1,672,513.28/2,307,794.76 = 984,764.72/x
  3. Step 3: Cross multiply
    1,672,513.28x = 2,307,794.76 × 984,764.72
  4. Step 4: Simplify right side
    1,672,513.28x = 2,272,634,860,648.87
  5. Step 5: Solve for x
    x = 2,272,634,860,648.87/1,672,513.28
  6. Step 6: Final answer
    x = 1,358,814.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.