Home / 2,669,051.70-4,003,577.55-985,806.90

Finding the Fourth Proportional to 2,669,051.70, 4,003,577.55 and 985,806.90

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Solution

The fourth proportional to 2,669,051.70, 4,003,577.55 and 985,806.90 is: 1,478,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,051.70 : 4,003,577.55 = 985,806.90 : x
  2. Step 2: Convert to fraction form
    2,669,051.70/4,003,577.55 = 985,806.90/x
  3. Step 3: Cross multiply
    2,669,051.70x = 4,003,577.55 × 985,806.90
  4. Step 4: Simplify right side
    2,669,051.70x = 3,946,754,373,475.10
  5. Step 5: Solve for x
    x = 3,946,754,373,475.10/2,669,051.70
  6. Step 6: Final answer
    x = 1,478,710.35

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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.