Home / 2,285,126.49-3,426,894.80-918,494.47

Finding the Fourth Proportional to 2,285,126.49, 3,426,894.80 and 918,494.47

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Solution

The fourth proportional to 2,285,126.49, 3,426,894.80 and 918,494.47 is: 1,377,422.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,126.49 : 3,426,894.80 = 918,494.47 : x
  2. Step 2: Convert to fraction form
    2,285,126.49/3,426,894.80 = 918,494.47/x
  3. Step 3: Cross multiply
    2,285,126.49x = 3,426,894.80 × 918,494.47
  4. Step 4: Simplify right side
    2,285,126.49x = 3,147,583,916,800.76
  5. Step 5: Solve for x
    x = 3,147,583,916,800.76/2,285,126.49
  6. Step 6: Final answer
    x = 1,377,422.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.