Home / 1,777,124.60-2,664,909.30-711,812.60

Finding the Fourth Proportional to 1,777,124.60, 2,664,909.30 and 711,812.60

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Solution

The fourth proportional to 1,777,124.60, 2,664,909.30 and 711,812.60 is: 1,067,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,124.60 : 2,664,909.30 = 711,812.60 : x
  2. Step 2: Convert to fraction form
    1,777,124.60/2,664,909.30 = 711,812.60/x
  3. Step 3: Cross multiply
    1,777,124.60x = 2,664,909.30 × 711,812.60
  4. Step 4: Simplify right side
    1,777,124.60x = 1,896,916,017,597.18
  5. Step 5: Solve for x
    x = 1,896,916,017,597.18/1,777,124.60
  6. Step 6: Final answer
    x = 1,067,407.44

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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.