Home / 1,913,550.48-2,870,678.88-791,706.96

Finding the Fourth Proportional to 1,913,550.48, 2,870,678.88 and 791,706.96

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Solution

The fourth proportional to 1,913,550.48, 2,870,678.88 and 791,706.96 is: 1,187,706.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,550.48 : 2,870,678.88 = 791,706.96 : x
  2. Step 2: Convert to fraction form
    1,913,550.48/2,870,678.88 = 791,706.96/x
  3. Step 3: Cross multiply
    1,913,550.48x = 2,870,678.88 × 791,706.96
  4. Step 4: Simplify right side
    1,913,550.48x = 2,272,736,449,221.00
  5. Step 5: Solve for x
    x = 2,272,736,449,221.00/1,913,550.48
  6. Step 6: Final answer
    x = 1,187,706.56

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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.