Home / 1,595,311.60-2,389,741.80-994,428.40

Finding the Fourth Proportional to 1,595,311.60, 2,389,741.80 and 994,428.40

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Solution

The fourth proportional to 1,595,311.60, 2,389,741.80 and 994,428.40 is: 1,489,631.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,311.60 : 2,389,741.80 = 994,428.40 : x
  2. Step 2: Convert to fraction form
    1,595,311.60/2,389,741.80 = 994,428.40/x
  3. Step 3: Cross multiply
    1,595,311.60x = 2,389,741.80 × 994,428.40
  4. Step 4: Simplify right side
    1,595,311.60x = 2,376,427,114,587.12
  5. Step 5: Solve for x
    x = 2,376,427,114,587.12/1,595,311.60
  6. Step 6: Final answer
    x = 1,489,631.94

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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.