Home / 936,256.67-1,292,926.53-885,250.05

Finding the Fourth Proportional to 936,256.67, 1,292,926.53 and 885,250.05

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Solution

The fourth proportional to 936,256.67, 1,292,926.53 and 885,250.05 is: 1,222,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,256.67 : 1,292,926.53 = 885,250.05 : x
  2. Step 2: Convert to fraction form
    936,256.67/1,292,926.53 = 885,250.05/x
  3. Step 3: Cross multiply
    936,256.67x = 1,292,926.53 × 885,250.05
  4. Step 4: Simplify right side
    936,256.67x = 1,144,563,277,522.42
  5. Step 5: Solve for x
    x = 1,144,563,277,522.42/936,256.67
  6. Step 6: Final answer
    x = 1,222,488.79

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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.