Home / 3,639,960.32-5,460,989.76-1,115,987.84

Finding the Fourth Proportional to 3,639,960.32, 5,460,989.76 and 1,115,987.84

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Solution

The fourth proportional to 3,639,960.32, 5,460,989.76 and 1,115,987.84 is: 1,674,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,960.32 : 5,460,989.76 = 1,115,987.84 : x
  2. Step 2: Convert to fraction form
    3,639,960.32/5,460,989.76 = 1,115,987.84/x
  3. Step 3: Cross multiply
    3,639,960.32x = 5,460,989.76 × 1,115,987.84
  4. Step 4: Simplify right side
    3,639,960.32x = 6,094,398,166,524.52
  5. Step 5: Solve for x
    x = 6,094,398,166,524.52/3,639,960.32
  6. Step 6: Final answer
    x = 1,674,303.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.