Home / 2,316,216.87-3,195,613.13-1,398,097.17

Finding the Fourth Proportional to 2,316,216.87, 3,195,613.13 and 1,398,097.17

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Solution

The fourth proportional to 2,316,216.87, 3,195,613.13 and 1,398,097.17 is: 1,928,911.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,216.87 : 3,195,613.13 = 1,398,097.17 : x
  2. Step 2: Convert to fraction form
    2,316,216.87/3,195,613.13 = 1,398,097.17/x
  3. Step 3: Cross multiply
    2,316,216.87x = 3,195,613.13 × 1,398,097.17
  4. Step 4: Simplify right side
    2,316,216.87x = 4,467,777,666,477.36
  5. Step 5: Solve for x
    x = 4,467,777,666,477.36/2,316,216.87
  6. Step 6: Final answer
    x = 1,928,911.63

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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.