Home / 2,139,373.77-3,210,098.63-941,140.39

Finding the Fourth Proportional to 2,139,373.77, 3,210,098.63 and 941,140.39

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Solution

The fourth proportional to 2,139,373.77, 3,210,098.63 and 941,140.39 is: 1,412,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,373.77 : 3,210,098.63 = 941,140.39 : x
  2. Step 2: Convert to fraction form
    2,139,373.77/3,210,098.63 = 941,140.39/x
  3. Step 3: Cross multiply
    2,139,373.77x = 3,210,098.63 × 941,140.39
  4. Step 4: Simplify right side
    2,139,373.77x = 3,021,153,463,845.72
  5. Step 5: Solve for x
    x = 3,021,153,463,845.72/2,139,373.77
  6. Step 6: Final answer
    x = 1,412,167.20

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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.