Home / 1,486,787.93-2,051,809.38-842,207.93

Finding the Fourth Proportional to 1,486,787.93, 2,051,809.38 and 842,207.93

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Solution

The fourth proportional to 1,486,787.93, 2,051,809.38 and 842,207.93 is: 1,162,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,787.93 : 2,051,809.38 = 842,207.93 : x
  2. Step 2: Convert to fraction form
    1,486,787.93/2,051,809.38 = 842,207.93/x
  3. Step 3: Cross multiply
    1,486,787.93x = 2,051,809.38 × 842,207.93
  4. Step 4: Simplify right side
    1,486,787.93x = 1,728,050,120,425.34
  5. Step 5: Solve for x
    x = 1,728,050,120,425.34/1,486,787.93
  6. Step 6: Final answer
    x = 1,162,270.75

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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.