Home / 1,529,056.72-2,110,225.80-850,056.40

Finding the Fourth Proportional to 1,529,056.72, 2,110,225.80 and 850,056.40

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Solution

The fourth proportional to 1,529,056.72, 2,110,225.80 and 850,056.40 is: 1,173,148.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,056.72 : 2,110,225.80 = 850,056.40 : x
  2. Step 2: Convert to fraction form
    1,529,056.72/2,110,225.80 = 850,056.40/x
  3. Step 3: Cross multiply
    1,529,056.72x = 2,110,225.80 × 850,056.40
  4. Step 4: Simplify right side
    1,529,056.72x = 1,793,810,946,735.12
  5. Step 5: Solve for x
    x = 1,793,810,946,735.12/1,529,056.72
  6. Step 6: Final answer
    x = 1,173,148.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.