Home / 1,269,901.02-1,752,407.19-696,942.30

Finding the Fourth Proportional to 1,269,901.02, 1,752,407.19 and 696,942.30

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Solution

The fourth proportional to 1,269,901.02, 1,752,407.19 and 696,942.30 is: 961,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,901.02 : 1,752,407.19 = 696,942.30 : x
  2. Step 2: Convert to fraction form
    1,269,901.02/1,752,407.19 = 696,942.30/x
  3. Step 3: Cross multiply
    1,269,901.02x = 1,752,407.19 × 696,942.30
  4. Step 4: Simplify right side
    1,269,901.02x = 1,221,326,697,535.14
  5. Step 5: Solve for x
    x = 1,221,326,697,535.14/1,269,901.02
  6. Step 6: Final answer
    x = 961,749.52

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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.