Home / 4,680,600.30-7,020,900.45-2,689,944.30

Finding the Fourth Proportional to 4,680,600.30, 7,020,900.45 and 2,689,944.30

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Solution

The fourth proportional to 4,680,600.30, 7,020,900.45 and 2,689,944.30 is: 4,034,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,600.30 : 7,020,900.45 = 2,689,944.30 : x
  2. Step 2: Convert to fraction form
    4,680,600.30/7,020,900.45 = 2,689,944.30/x
  3. Step 3: Cross multiply
    4,680,600.30x = 7,020,900.45 × 2,689,944.30
  4. Step 4: Simplify right side
    4,680,600.30x = 18,885,831,146,344.93
  5. Step 5: Solve for x
    x = 18,885,831,146,344.93/4,680,600.30
  6. Step 6: Final answer
    x = 4,034,916.45

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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.