Home / 1,242,007.55-1,714,151.93-698,188.13

Finding the Fourth Proportional to 1,242,007.55, 1,714,151.93 and 698,188.13

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Solution

The fourth proportional to 1,242,007.55, 1,714,151.93 and 698,188.13 is: 963,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,007.55 : 1,714,151.93 = 698,188.13 : x
  2. Step 2: Convert to fraction form
    1,242,007.55/1,714,151.93 = 698,188.13/x
  3. Step 3: Cross multiply
    1,242,007.55x = 1,714,151.93 × 698,188.13
  4. Step 4: Simplify right side
    1,242,007.55x = 1,196,800,530,542.59
  5. Step 5: Solve for x
    x = 1,196,800,530,542.59/1,242,007.55
  6. Step 6: Final answer
    x = 963,601.65

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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.