Home / 996,947.70-1,495,421.55-886,722.90

Finding the Fourth Proportional to 996,947.70, 1,495,421.55 and 886,722.90

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Solution

The fourth proportional to 996,947.70, 1,495,421.55 and 886,722.90 is: 1,330,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,947.70 : 1,495,421.55 = 886,722.90 : x
  2. Step 2: Convert to fraction form
    996,947.70/1,495,421.55 = 886,722.90/x
  3. Step 3: Cross multiply
    996,947.70x = 1,495,421.55 × 886,722.90
  4. Step 4: Simplify right side
    996,947.70x = 1,326,024,533,538.50
  5. Step 5: Solve for x
    x = 1,326,024,533,538.50/996,947.70
  6. Step 6: Final answer
    x = 1,330,084.35

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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.