Home / 1,097,371.80-1,514,890.80-825,543.18

Finding the Fourth Proportional to 1,097,371.80, 1,514,890.80 and 825,543.18

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Solution

The fourth proportional to 1,097,371.80, 1,514,890.80 and 825,543.18 is: 1,139,639.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,371.80 : 1,514,890.80 = 825,543.18 : x
  2. Step 2: Convert to fraction form
    1,097,371.80/1,514,890.80 = 825,543.18/x
  3. Step 3: Cross multiply
    1,097,371.80x = 1,514,890.80 × 825,543.18
  4. Step 4: Simplify right side
    1,097,371.80x = 1,250,607,768,384.74
  5. Step 5: Solve for x
    x = 1,250,607,768,384.74/1,097,371.80
  6. Step 6: Final answer
    x = 1,139,639.06

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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.