Home / 1,112,928.44-1,535,841.35-629,483.18

Finding the Fourth Proportional to 1,112,928.44, 1,535,841.35 and 629,483.18

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Solution

The fourth proportional to 1,112,928.44, 1,535,841.35 and 629,483.18 is: 868,686.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,928.44 : 1,535,841.35 = 629,483.18 : x
  2. Step 2: Convert to fraction form
    1,112,928.44/1,535,841.35 = 629,483.18/x
  3. Step 3: Cross multiply
    1,112,928.44x = 1,535,841.35 × 629,483.18
  4. Step 4: Simplify right side
    1,112,928.44x = 966,786,296,973.49
  5. Step 5: Solve for x
    x = 966,786,296,973.49/1,112,928.44
  6. Step 6: Final answer
    x = 868,686.85

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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.