Home / 1,112,925.94-1,535,837.90-629,480.68

Finding the Fourth Proportional to 1,112,925.94, 1,535,837.90 and 629,480.68

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Solution

The fourth proportional to 1,112,925.94, 1,535,837.90 and 629,480.68 is: 868,683.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,925.94 : 1,535,837.90 = 629,480.68 : x
  2. Step 2: Convert to fraction form
    1,112,925.94/1,535,837.90 = 629,480.68/x
  3. Step 3: Cross multiply
    1,112,925.94x = 1,535,837.90 × 629,480.68
  4. Step 4: Simplify right side
    1,112,925.94x = 966,780,278,674.77
  5. Step 5: Solve for x
    x = 966,780,278,674.77/1,112,925.94
  6. Step 6: Final answer
    x = 868,683.39

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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.