Home / 2,387,769.28-3,294,955.26-1,355,298.22

Finding the Fourth Proportional to 2,387,769.28, 3,294,955.26 and 1,355,298.22

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Solution

The fourth proportional to 2,387,769.28, 3,294,955.26 and 1,355,298.22 is: 1,870,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,769.28 : 3,294,955.26 = 1,355,298.22 : x
  2. Step 2: Convert to fraction form
    2,387,769.28/3,294,955.26 = 1,355,298.22/x
  3. Step 3: Cross multiply
    2,387,769.28x = 3,294,955.26 × 1,355,298.22
  4. Step 4: Simplify right side
    2,387,769.28x = 4,465,646,998,857.64
  5. Step 5: Solve for x
    x = 4,465,646,998,857.64/2,387,769.28
  6. Step 6: Final answer
    x = 1,870,217.13

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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.