Home / 2,139,343.49-2,950,593.40-1,818,116.93

Finding the Fourth Proportional to 2,139,343.49, 2,950,593.40 and 1,818,116.93

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Solution

The fourth proportional to 2,139,343.49, 2,950,593.40 and 1,818,116.93 is: 2,507,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,343.49 : 2,950,593.40 = 1,818,116.93 : x
  2. Step 2: Convert to fraction form
    2,139,343.49/2,950,593.40 = 1,818,116.93/x
  3. Step 3: Cross multiply
    2,139,343.49x = 2,950,593.40 × 1,818,116.93
  4. Step 4: Simplify right side
    2,139,343.49x = 5,364,523,814,086.26
  5. Step 5: Solve for x
    x = 5,364,523,814,086.26/2,139,343.49
  6. Step 6: Final answer
    x = 2,507,556.10

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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.