Home / 3,563,861.72-5,346,326.05-1,289,918.15

Finding the Fourth Proportional to 3,563,861.72, 5,346,326.05 and 1,289,918.15

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Solution

The fourth proportional to 3,563,861.72, 5,346,326.05 and 1,289,918.15 is: 1,935,070.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563,861.72 : 5,346,326.05 = 1,289,918.15 : x
  2. Step 2: Convert to fraction form
    3,563,861.72/5,346,326.05 = 1,289,918.15/x
  3. Step 3: Cross multiply
    3,563,861.72x = 5,346,326.05 × 1,289,918.15
  4. Step 4: Simplify right side
    3,563,861.72x = 6,896,323,007,712.81
  5. Step 5: Solve for x
    x = 6,896,323,007,712.81/3,563,861.72
  6. Step 6: Final answer
    x = 1,935,070.31

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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.