Home / 5,771,255.40-8,657,660.70-1,985,898.60

Finding the Fourth Proportional to 5,771,255.40, 8,657,660.70 and 1,985,898.60

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Solution

The fourth proportional to 5,771,255.40, 8,657,660.70 and 1,985,898.60 is: 2,979,115.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771,255.40 : 8,657,660.70 = 1,985,898.60 : x
  2. Step 2: Convert to fraction form
    5,771,255.40/8,657,660.70 = 1,985,898.60/x
  3. Step 3: Cross multiply
    5,771,255.40x = 8,657,660.70 × 1,985,898.60
  4. Step 4: Simplify right side
    5,771,255.40x = 17,193,236,263,405.02
  5. Step 5: Solve for x
    x = 17,193,236,263,405.02/5,771,255.40
  6. Step 6: Final answer
    x = 2,979,115.47

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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.