Home / 1,114,787.72-1,538,411.46-605,498.60

Finding the Fourth Proportional to 1,114,787.72, 1,538,411.46 and 605,498.60

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Solution

The fourth proportional to 1,114,787.72, 1,538,411.46 and 605,498.60 is: 835,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,787.72 : 1,538,411.46 = 605,498.60 : x
  2. Step 2: Convert to fraction form
    1,114,787.72/1,538,411.46 = 605,498.60/x
  3. Step 3: Cross multiply
    1,114,787.72x = 1,538,411.46 × 605,498.60
  4. Step 4: Simplify right side
    1,114,787.72x = 931,505,985,253.96
  5. Step 5: Solve for x
    x = 931,505,985,253.96/1,114,787.72
  6. Step 6: Final answer
    x = 835,590.46

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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.