Home / 1,309,298.28-1,806,814.50-736,338.28

Finding the Fourth Proportional to 1,309,298.28, 1,806,814.50 and 736,338.28

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Solution

The fourth proportional to 1,309,298.28, 1,806,814.50 and 736,338.28 is: 1,016,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,298.28 : 1,806,814.50 = 736,338.28 : x
  2. Step 2: Convert to fraction form
    1,309,298.28/1,806,814.50 = 736,338.28/x
  3. Step 3: Cross multiply
    1,309,298.28x = 1,806,814.50 × 736,338.28
  4. Step 4: Simplify right side
    1,309,298.28x = 1,330,426,681,209.06
  5. Step 5: Solve for x
    x = 1,330,426,681,209.06/1,309,298.28
  6. Step 6: Final answer
    x = 1,016,137.19

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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.