Home / 1,247,044.49-1,718,569.89-902,296.74

Finding the Fourth Proportional to 1,247,044.49, 1,718,569.89 and 902,296.74

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Solution

The fourth proportional to 1,247,044.49, 1,718,569.89 and 902,296.74 is: 1,243,468.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,044.49 : 1,718,569.89 = 902,296.74 : x
  2. Step 2: Convert to fraction form
    1,247,044.49/1,718,569.89 = 902,296.74/x
  3. Step 3: Cross multiply
    1,247,044.49x = 1,718,569.89 × 902,296.74
  4. Step 4: Simplify right side
    1,247,044.49x = 1,550,660,008,282.64
  5. Step 5: Solve for x
    x = 1,550,660,008,282.64/1,247,044.49
  6. Step 6: Final answer
    x = 1,243,468.08

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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.