Home / 996,939.20-1,495,408.80-886,714.40

Finding the Fourth Proportional to 996,939.20, 1,495,408.80 and 886,714.40

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Solution

The fourth proportional to 996,939.20, 1,495,408.80 and 886,714.40 is: 1,330,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,939.20 : 1,495,408.80 = 886,714.40 : x
  2. Step 2: Convert to fraction form
    996,939.20/1,495,408.80 = 886,714.40/x
  3. Step 3: Cross multiply
    996,939.20x = 1,495,408.80 × 886,714.40
  4. Step 4: Simplify right side
    996,939.20x = 1,326,000,516,846.72
  5. Step 5: Solve for x
    x = 1,326,000,516,846.72/996,939.20
  6. Step 6: Final answer
    x = 1,330,071.60

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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.