Home / 3,681,533.28-5,523,628.80-1,285,731.36

Finding the Fourth Proportional to 3,681,533.28, 5,523,628.80 and 1,285,731.36

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Solution

The fourth proportional to 3,681,533.28, 5,523,628.80 and 1,285,731.36 is: 1,929,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,533.28 : 5,523,628.80 = 1,285,731.36 : x
  2. Step 2: Convert to fraction form
    3,681,533.28/5,523,628.80 = 1,285,731.36/x
  3. Step 3: Cross multiply
    3,681,533.28x = 5,523,628.80 × 1,285,731.36
  4. Step 4: Simplify right side
    3,681,533.28x = 7,101,902,769,159.17
  5. Step 5: Solve for x
    x = 7,101,902,769,159.17/3,681,533.28
  6. Step 6: Final answer
    x = 1,929,061.14

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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.