Home / 3,555,591.36-5,332,008.96-1,280,630.16

Finding the Fourth Proportional to 3,555,591.36, 5,332,008.96 and 1,280,630.16

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Solution

The fourth proportional to 3,555,591.36, 5,332,008.96 and 1,280,630.16 is: 1,920,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,591.36 : 5,332,008.96 = 1,280,630.16 : x
  2. Step 2: Convert to fraction form
    3,555,591.36/5,332,008.96 = 1,280,630.16/x
  3. Step 3: Cross multiply
    3,555,591.36x = 5,332,008.96 × 1,280,630.16
  4. Step 4: Simplify right side
    3,555,591.36x = 6,828,331,487,566.23
  5. Step 5: Solve for x
    x = 6,828,331,487,566.23/3,555,591.36
  6. Step 6: Final answer
    x = 1,920,448.89

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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.