Home / 1,164,152.51-1,747,354.97-840,274.52

Finding the Fourth Proportional to 1,164,152.51, 1,747,354.97 and 840,274.52

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Solution

The fourth proportional to 1,164,152.51, 1,747,354.97 and 840,274.52 is: 1,261,224.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,152.51 : 1,747,354.97 = 840,274.52 : x
  2. Step 2: Convert to fraction form
    1,164,152.51/1,747,354.97 = 840,274.52/x
  3. Step 3: Cross multiply
    1,164,152.51x = 1,747,354.97 × 840,274.52
  4. Step 4: Simplify right side
    1,164,152.51x = 1,468,257,845,748.22
  5. Step 5: Solve for x
    x = 1,468,257,845,748.22/1,164,152.51
  6. Step 6: Final answer
    x = 1,261,224.66

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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.