Home / 1,329,429.51-1,834,589.25-756,457.38

Finding the Fourth Proportional to 1,329,429.51, 1,834,589.25 and 756,457.38

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Solution

The fourth proportional to 1,329,429.51, 1,834,589.25 and 756,457.38 is: 1,043,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,429.51 : 1,834,589.25 = 756,457.38 : x
  2. Step 2: Convert to fraction form
    1,329,429.51/1,834,589.25 = 756,457.38/x
  3. Step 3: Cross multiply
    1,329,429.51x = 1,834,589.25 × 756,457.38
  4. Step 4: Simplify right side
    1,329,429.51x = 1,387,788,577,431.17
  5. Step 5: Solve for x
    x = 1,387,788,577,431.17/1,329,429.51
  6. Step 6: Final answer
    x = 1,043,897.83

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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.