Home / 2,153,172.11-2,971,375.89-1,186,302.41

Finding the Fourth Proportional to 2,153,172.11, 2,971,375.89 and 1,186,302.41

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Solution

The fourth proportional to 2,153,172.11, 2,971,375.89 and 1,186,302.41 is: 1,637,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,172.11 : 2,971,375.89 = 1,186,302.41 : x
  2. Step 2: Convert to fraction form
    2,153,172.11/2,971,375.89 = 1,186,302.41/x
  3. Step 3: Cross multiply
    2,153,172.11x = 2,971,375.89 × 1,186,302.41
  4. Step 4: Simplify right side
    2,153,172.11x = 3,524,950,364,466.02
  5. Step 5: Solve for x
    x = 3,524,950,364,466.02/2,153,172.11
  6. Step 6: Final answer
    x = 1,637,096.43

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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.