Home / 1,242,191.81-1,714,227.53-698,332.07

Finding the Fourth Proportional to 1,242,191.81, 1,714,227.53 and 698,332.07

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Solution

The fourth proportional to 1,242,191.81, 1,714,227.53 and 698,332.07 is: 963,699.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,191.81 : 1,714,227.53 = 698,332.07 : x
  2. Step 2: Convert to fraction form
    1,242,191.81/1,714,227.53 = 698,332.07/x
  3. Step 3: Cross multiply
    1,242,191.81x = 1,714,227.53 × 698,332.07
  4. Step 4: Simplify right side
    1,242,191.81x = 1,197,100,047,413.09
  5. Step 5: Solve for x
    x = 1,197,100,047,413.09/1,242,191.81
  6. Step 6: Final answer
    x = 963,699.84

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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.