Home / 1,309,051.91-1,806,502.43-736,087.07

Finding the Fourth Proportional to 1,309,051.91, 1,806,502.43 and 736,087.07

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Solution

The fourth proportional to 1,309,051.91, 1,806,502.43 and 736,087.07 is: 1,015,806.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,051.91 : 1,806,502.43 = 736,087.07 : x
  2. Step 2: Convert to fraction form
    1,309,051.91/1,806,502.43 = 736,087.07/x
  3. Step 3: Cross multiply
    1,309,051.91x = 1,806,502.43 × 736,087.07
  4. Step 4: Simplify right side
    1,309,051.91x = 1,329,743,080,646.58
  5. Step 5: Solve for x
    x = 1,329,743,080,646.58/1,309,051.91
  6. Step 6: Final answer
    x = 1,015,806.23

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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.