Home / 3,702,141.20-5,553,643.80-1,178,051.60

Finding the Fourth Proportional to 3,702,141.20, 5,553,643.80 and 1,178,051.60

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Solution

The fourth proportional to 3,702,141.20, 5,553,643.80 and 1,178,051.60 is: 1,767,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702,141.20 : 5,553,643.80 = 1,178,051.60 : x
  2. Step 2: Convert to fraction form
    3,702,141.20/5,553,643.80 = 1,178,051.60/x
  3. Step 3: Cross multiply
    3,702,141.20x = 5,553,643.80 × 1,178,051.60
  4. Step 4: Simplify right side
    3,702,141.20x = 6,542,478,964,420.08
  5. Step 5: Solve for x
    x = 6,542,478,964,420.08/3,702,141.20
  6. Step 6: Final answer
    x = 1,767,214.87

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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.