Home / 1,329,798.12-1,834,874.34-756,804.20

Finding the Fourth Proportional to 1,329,798.12, 1,834,874.34 and 756,804.20

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Solution

The fourth proportional to 1,329,798.12, 1,834,874.34 and 756,804.20 is: 1,044,249.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,798.12 : 1,834,874.34 = 756,804.20 : x
  2. Step 2: Convert to fraction form
    1,329,798.12/1,834,874.34 = 756,804.20/x
  3. Step 3: Cross multiply
    1,329,798.12x = 1,834,874.34 × 756,804.20
  4. Step 4: Simplify right side
    1,329,798.12x = 1,388,640,606,984.23
  5. Step 5: Solve for x
    x = 1,388,640,606,984.23/1,329,798.12
  6. Step 6: Final answer
    x = 1,044,249.19

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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.