Home / 1,558,471.47-2,337,707.05-789,849.45

Finding the Fourth Proportional to 1,558,471.47, 2,337,707.05 and 789,849.45

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Solution

The fourth proportional to 1,558,471.47, 2,337,707.05 and 789,849.45 is: 1,184,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,471.47 : 2,337,707.05 = 789,849.45 : x
  2. Step 2: Convert to fraction form
    1,558,471.47/2,337,707.05 = 789,849.45/x
  3. Step 3: Cross multiply
    1,558,471.47x = 2,337,707.05 × 789,849.45
  4. Step 4: Simplify right side
    1,558,471.47x = 1,846,436,627,703.62
  5. Step 5: Solve for x
    x = 1,846,436,627,703.62/1,558,471.47
  6. Step 6: Final answer
    x = 1,184,774.10

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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.