Home / 1,445,736.93-1,995,048.53-865,279.89

Finding the Fourth Proportional to 1,445,736.93, 1,995,048.53 and 865,279.89

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Solution

The fourth proportional to 1,445,736.93, 1,995,048.53 and 865,279.89 is: 1,194,045.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,736.93 : 1,995,048.53 = 865,279.89 : x
  2. Step 2: Convert to fraction form
    1,445,736.93/1,995,048.53 = 865,279.89/x
  3. Step 3: Cross multiply
    1,445,736.93x = 1,995,048.53 × 865,279.89
  4. Step 4: Simplify right side
    1,445,736.93x = 1,726,275,368,256.66
  5. Step 5: Solve for x
    x = 1,726,275,368,256.66/1,445,736.93
  6. Step 6: Final answer
    x = 1,194,045.29

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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.