Home / 1,176,892.76-1,621,018.32-904,439

Finding the Fourth Proportional to 1,176,892.76, 1,621,018.32 and 904,439

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Solution

The fourth proportional to 1,176,892.76, 1,621,018.32 and 904,439 is: 1,245,748.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,892.76 : 1,621,018.32 = 904,439 : x
  2. Step 2: Convert to fraction form
    1,176,892.76/1,621,018.32 = 904,439/x
  3. Step 3: Cross multiply
    1,176,892.76x = 1,621,018.32 × 904,439
  4. Step 4: Simplify right side
    1,176,892.76x = 1,466,112,188,322.48
  5. Step 5: Solve for x
    x = 1,466,112,188,322.48/1,176,892.76
  6. Step 6: Final answer
    x = 1,245,748.33

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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.