Home / 1,329,988.32-1,835,395.53-757,065.33

Finding the Fourth Proportional to 1,329,988.32, 1,835,395.53 and 757,065.33

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Solution

The fourth proportional to 1,329,988.32, 1,835,395.53 and 757,065.33 is: 1,044,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,988.32 : 1,835,395.53 = 757,065.33 : x
  2. Step 2: Convert to fraction form
    1,329,988.32/1,835,395.53 = 757,065.33/x
  3. Step 3: Cross multiply
    1,329,988.32x = 1,835,395.53 × 757,065.33
  4. Step 4: Simplify right side
    1,329,988.32x = 1,389,514,322,599.97
  5. Step 5: Solve for x
    x = 1,389,514,322,599.97/1,329,988.32
  6. Step 6: Final answer
    x = 1,044,756.79

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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.