Home / 1,117,558.72-1,542,231.12-608,264.80

Finding the Fourth Proportional to 1,117,558.72, 1,542,231.12 and 608,264.80

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Solution

The fourth proportional to 1,117,558.72, 1,542,231.12 and 608,264.80 is: 839,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,558.72 : 1,542,231.12 = 608,264.80 : x
  2. Step 2: Convert to fraction form
    1,117,558.72/1,542,231.12 = 608,264.80/x
  3. Step 3: Cross multiply
    1,117,558.72x = 1,542,231.12 × 608,264.80
  4. Step 4: Simplify right side
    1,117,558.72x = 938,084,903,760.58
  5. Step 5: Solve for x
    x = 938,084,903,760.58/1,117,558.72
  6. Step 6: Final answer
    x = 839,405.47

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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.