Home / 1,112,953.50-1,535,875.97-629,508.24

Finding the Fourth Proportional to 1,112,953.50, 1,535,875.97 and 629,508.24

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Solution

The fourth proportional to 1,112,953.50, 1,535,875.97 and 629,508.24 is: 868,721.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,953.50 : 1,535,875.97 = 629,508.24 : x
  2. Step 2: Convert to fraction form
    1,112,953.50/1,535,875.97 = 629,508.24/x
  3. Step 3: Cross multiply
    1,112,953.50x = 1,535,875.97 × 629,508.24
  4. Step 4: Simplify right side
    1,112,953.50x = 966,846,575,585.45
  5. Step 5: Solve for x
    x = 966,846,575,585.45/1,112,953.50
  6. Step 6: Final answer
    x = 868,721.45

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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.