Home / 2,131,534.81-2,941,538.70-1,164,665.08

Finding the Fourth Proportional to 2,131,534.81, 2,941,538.70 and 1,164,665.08

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Solution

The fourth proportional to 2,131,534.81, 2,941,538.70 and 1,164,665.08 is: 1,607,249.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,534.81 : 2,941,538.70 = 1,164,665.08 : x
  2. Step 2: Convert to fraction form
    2,131,534.81/2,941,538.70 = 1,164,665.08/x
  3. Step 3: Cross multiply
    2,131,534.81x = 2,941,538.70 × 1,164,665.08
  4. Step 4: Simplify right side
    2,131,534.81x = 3,425,907,405,358.60
  5. Step 5: Solve for x
    x = 3,425,907,405,358.60/2,131,534.81
  6. Step 6: Final answer
    x = 1,607,249.10

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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.