Home / 1,118,085.60-1,542,942.72-608,787.96

Finding the Fourth Proportional to 1,118,085.60, 1,542,942.72 and 608,787.96

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Solution

The fourth proportional to 1,118,085.60, 1,542,942.72 and 608,787.96 is: 840,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,085.60 : 1,542,942.72 = 608,787.96 : x
  2. Step 2: Convert to fraction form
    1,118,085.60/1,542,942.72 = 608,787.96/x
  3. Step 3: Cross multiply
    1,118,085.60x = 1,542,942.72 × 608,787.96
  4. Step 4: Simplify right side
    1,118,085.60x = 939,324,950,905.65
  5. Step 5: Solve for x
    x = 939,324,950,905.65/1,118,085.60
  6. Step 6: Final answer
    x = 840,119.00

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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.