Home / 5,191,400.04-7,791,985.26-2,634,450.76

Finding the Fourth Proportional to 5,191,400.04, 7,791,985.26 and 2,634,450.76

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Solution

The fourth proportional to 5,191,400.04, 7,791,985.26 and 2,634,450.76 is: 3,954,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191,400.04 : 7,791,985.26 = 2,634,450.76 : x
  2. Step 2: Convert to fraction form
    5,191,400.04/7,791,985.26 = 2,634,450.76/x
  3. Step 3: Cross multiply
    5,191,400.04x = 7,791,985.26 × 2,634,450.76
  4. Step 4: Simplify right side
    5,191,400.04x = 20,527,601,490,115.80
  5. Step 5: Solve for x
    x = 20,527,601,490,115.80/5,191,400.04
  6. Step 6: Final answer
    x = 3,954,155.21

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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.