Home / 4,242,188.55-6,363,342.09-1,209,555.63

Finding the Fourth Proportional to 4,242,188.55, 6,363,342.09 and 1,209,555.63

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Solution

The fourth proportional to 4,242,188.55, 6,363,342.09 and 1,209,555.63 is: 1,814,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242,188.55 : 6,363,342.09 = 1,209,555.63 : x
  2. Step 2: Convert to fraction form
    4,242,188.55/6,363,342.09 = 1,209,555.63/x
  3. Step 3: Cross multiply
    4,242,188.55x = 6,363,342.09 × 1,209,555.63
  4. Step 4: Simplify right side
    4,242,188.55x = 7,696,816,250,575.47
  5. Step 5: Solve for x
    x = 7,696,816,250,575.47/4,242,188.55
  6. Step 6: Final answer
    x = 1,814,350.34

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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.