Home / 1,564,890.33-2,347,058.07-711,762.69

Finding the Fourth Proportional to 1,564,890.33, 2,347,058.07 and 711,762.69

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Solution

The fourth proportional to 1,564,890.33, 2,347,058.07 and 711,762.69 is: 1,067,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,890.33 : 2,347,058.07 = 711,762.69 : x
  2. Step 2: Convert to fraction form
    1,564,890.33/2,347,058.07 = 711,762.69/x
  3. Step 3: Cross multiply
    1,564,890.33x = 2,347,058.07 × 711,762.69
  4. Step 4: Simplify right side
    1,564,890.33x = 1,670,548,365,489.41
  5. Step 5: Solve for x
    x = 1,670,548,365,489.41/1,564,890.33
  6. Step 6: Final answer
    x = 1,067,517.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.