Home / 2,177,409.51-3,004,495.47-1,246,972.59

Finding the Fourth Proportional to 2,177,409.51, 3,004,495.47 and 1,246,972.59

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Solution

The fourth proportional to 2,177,409.51, 3,004,495.47 and 1,246,972.59 is: 1,720,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,409.51 : 3,004,495.47 = 1,246,972.59 : x
  2. Step 2: Convert to fraction form
    2,177,409.51/3,004,495.47 = 1,246,972.59/x
  3. Step 3: Cross multiply
    2,177,409.51x = 3,004,495.47 × 1,246,972.59
  4. Step 4: Simplify right side
    2,177,409.51x = 3,746,523,497,869.17
  5. Step 5: Solve for x
    x = 3,746,523,497,869.17/2,177,409.51
  6. Step 6: Final answer
    x = 1,720,633.39

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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.