Home / 1,242,007.80-1,714,152.27-698,188.38

Finding the Fourth Proportional to 1,242,007.80, 1,714,152.27 and 698,188.38

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Solution

The fourth proportional to 1,242,007.80, 1,714,152.27 and 698,188.38 is: 963,602.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,007.80 : 1,714,152.27 = 698,188.38 : x
  2. Step 2: Convert to fraction form
    1,242,007.80/1,714,152.27 = 698,188.38/x
  3. Step 3: Cross multiply
    1,242,007.80x = 1,714,152.27 × 698,188.38
  4. Step 4: Simplify right side
    1,242,007.80x = 1,196,801,196,464.62
  5. Step 5: Solve for x
    x = 1,196,801,196,464.62/1,242,007.80
  6. Step 6: Final answer
    x = 963,602.00

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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.