Home / 1,410,511.20-2,115,334.80-463,663.20

Finding the Fourth Proportional to 1,410,511.20, 2,115,334.80 and 463,663.20

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Solution

The fourth proportional to 1,410,511.20, 2,115,334.80 and 463,663.20 is: 695,352.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,511.20 : 2,115,334.80 = 463,663.20 : x
  2. Step 2: Convert to fraction form
    1,410,511.20/2,115,334.80 = 463,663.20/x
  3. Step 3: Cross multiply
    1,410,511.20x = 2,115,334.80 × 463,663.20
  4. Step 4: Simplify right side
    1,410,511.20x = 980,802,902,439.36
  5. Step 5: Solve for x
    x = 980,802,902,439.36/1,410,511.20
  6. Step 6: Final answer
    x = 695,352.79

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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.