Home / 949,512.86-1,430,934.30-854,837.63

Finding the Fourth Proportional to 949,512.86, 1,430,934.30 and 854,837.63

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Solution

The fourth proportional to 949,512.86, 1,430,934.30 and 854,837.63 is: 1,288,256.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,512.86 : 1,430,934.30 = 854,837.63 : x
  2. Step 2: Convert to fraction form
    949,512.86/1,430,934.30 = 854,837.63/x
  3. Step 3: Cross multiply
    949,512.86x = 1,430,934.30 × 854,837.63
  4. Step 4: Simplify right side
    949,512.86x = 1,223,216,481,423.52
  5. Step 5: Solve for x
    x = 1,223,216,481,423.52/949,512.86
  6. Step 6: Final answer
    x = 1,288,256.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.