Home / 1,113,117.69-1,536,102.90-629,672.52

Finding the Fourth Proportional to 1,113,117.69, 1,536,102.90 and 629,672.52

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Solution

The fourth proportional to 1,113,117.69, 1,536,102.90 and 629,672.52 is: 868,948.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,117.69 : 1,536,102.90 = 629,672.52 : x
  2. Step 2: Convert to fraction form
    1,113,117.69/1,536,102.90 = 629,672.52/x
  3. Step 3: Cross multiply
    1,113,117.69x = 1,536,102.90 × 629,672.52
  4. Step 4: Simplify right side
    1,113,117.69x = 967,241,784,022.31
  5. Step 5: Solve for x
    x = 967,241,784,022.31/1,113,117.69
  6. Step 6: Final answer
    x = 868,948.35

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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.