Home / 3,945,637.23-5,443,430.18-2,291,502.77

Finding the Fourth Proportional to 3,945,637.23, 5,443,430.18 and 2,291,502.77

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Solution

The fourth proportional to 3,945,637.23, 5,443,430.18 and 2,291,502.77 is: 3,161,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,637.23 : 5,443,430.18 = 2,291,502.77 : x
  2. Step 2: Convert to fraction form
    3,945,637.23/5,443,430.18 = 2,291,502.77/x
  3. Step 3: Cross multiply
    3,945,637.23x = 5,443,430.18 × 2,291,502.77
  4. Step 4: Simplify right side
    3,945,637.23x = 12,473,635,335,771.60
  5. Step 5: Solve for x
    x = 12,473,635,335,771.60/3,945,637.23
  6. Step 6: Final answer
    x = 3,161,374.10

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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.