Home / 1,316,661.48-1,816,981.47-713,049.48

Finding the Fourth Proportional to 1,316,661.48, 1,816,981.47 and 713,049.48

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Solution

The fourth proportional to 1,316,661.48, 1,816,981.47 and 713,049.48 is: 984,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,661.48 : 1,816,981.47 = 713,049.48 : x
  2. Step 2: Convert to fraction form
    1,316,661.48/1,816,981.47 = 713,049.48/x
  3. Step 3: Cross multiply
    1,316,661.48x = 1,816,981.47 × 713,049.48
  4. Step 4: Simplify right side
    1,316,661.48x = 1,295,597,692,353.14
  5. Step 5: Solve for x
    x = 1,295,597,692,353.14/1,316,661.48
  6. Step 6: Final answer
    x = 984,002.12

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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.