Home / 4,243,507.90-6,365,320.23-1,210,872.78

Finding the Fourth Proportional to 4,243,507.90, 6,365,320.23 and 1,210,872.78

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Solution

The fourth proportional to 4,243,507.90, 6,365,320.23 and 1,210,872.78 is: 1,816,325.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243,507.90 : 6,365,320.23 = 1,210,872.78 : x
  2. Step 2: Convert to fraction form
    4,243,507.90/6,365,320.23 = 1,210,872.78/x
  3. Step 3: Cross multiply
    4,243,507.90x = 6,365,320.23 × 1,210,872.78
  4. Step 4: Simplify right side
    4,243,507.90x = 7,707,593,002,490.34
  5. Step 5: Solve for x
    x = 7,707,593,002,490.34/4,243,507.90
  6. Step 6: Final answer
    x = 1,816,325.83

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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.