Home / 1,222,373.01-1,686,981.50-713,239.41

Finding the Fourth Proportional to 1,222,373.01, 1,686,981.50 and 713,239.41

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Solution

The fourth proportional to 1,222,373.01, 1,686,981.50 and 713,239.41 is: 984,332.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,373.01 : 1,686,981.50 = 713,239.41 : x
  2. Step 2: Convert to fraction form
    1,222,373.01/1,686,981.50 = 713,239.41/x
  3. Step 3: Cross multiply
    1,222,373.01x = 1,686,981.50 × 713,239.41
  4. Step 4: Simplify right side
    1,222,373.01x = 1,203,221,689,740.92
  5. Step 5: Solve for x
    x = 1,203,221,689,740.92/1,222,373.01
  6. Step 6: Final answer
    x = 984,332.67

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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.