Home / 1,263,848.87-1,744,123.04-719,976.60

Finding the Fourth Proportional to 1,263,848.87, 1,744,123.04 and 719,976.60

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Solution

The fourth proportional to 1,263,848.87, 1,744,123.04 and 719,976.60 is: 993,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,848.87 : 1,744,123.04 = 719,976.60 : x
  2. Step 2: Convert to fraction form
    1,263,848.87/1,744,123.04 = 719,976.60/x
  3. Step 3: Cross multiply
    1,263,848.87x = 1,744,123.04 × 719,976.60
  4. Step 4: Simplify right side
    1,263,848.87x = 1,255,727,776,320.86
  5. Step 5: Solve for x
    x = 1,255,727,776,320.86/1,263,848.87
  6. Step 6: Final answer
    x = 993,574.32

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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.