Home / 2,057,389.96-2,839,135.62-1,139,582.92

Finding the Fourth Proportional to 2,057,389.96, 2,839,135.62 and 1,139,582.92

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Solution

The fourth proportional to 2,057,389.96, 2,839,135.62 and 1,139,582.92 is: 1,572,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,389.96 : 2,839,135.62 = 1,139,582.92 : x
  2. Step 2: Convert to fraction form
    2,057,389.96/2,839,135.62 = 1,139,582.92/x
  3. Step 3: Cross multiply
    2,057,389.96x = 2,839,135.62 × 1,139,582.92
  4. Step 4: Simplify right side
    2,057,389.96x = 3,235,430,460,115.61
  5. Step 5: Solve for x
    x = 3,235,430,460,115.61/2,057,389.96
  6. Step 6: Final answer
    x = 1,572,589.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.