Home / 1,178,071.08-1,766,094.60-409,468.92

Finding the Fourth Proportional to 1,178,071.08, 1,766,094.60 and 409,468.92

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Solution

The fourth proportional to 1,178,071.08, 1,766,094.60 and 409,468.92 is: 613,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,071.08 : 1,766,094.60 = 409,468.92 : x
  2. Step 2: Convert to fraction form
    1,178,071.08/1,766,094.60 = 409,468.92/x
  3. Step 3: Cross multiply
    1,178,071.08x = 1,766,094.60 × 409,468.92
  4. Step 4: Simplify right side
    1,178,071.08x = 723,160,848,479.83
  5. Step 5: Solve for x
    x = 723,160,848,479.83/1,178,071.08
  6. Step 6: Final answer
    x = 613,851.63

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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.