Home / 1,891,514.10-2,610,214.24-1,117,393.52

Finding the Fourth Proportional to 1,891,514.10, 2,610,214.24 and 1,117,393.52

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Solution

The fourth proportional to 1,891,514.10, 2,610,214.24 and 1,117,393.52 is: 1,541,958.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,514.10 : 2,610,214.24 = 1,117,393.52 : x
  2. Step 2: Convert to fraction form
    1,891,514.10/2,610,214.24 = 1,117,393.52/x
  3. Step 3: Cross multiply
    1,891,514.10x = 2,610,214.24 × 1,117,393.52
  4. Step 4: Simplify right side
    1,891,514.10x = 2,916,636,481,319.78
  5. Step 5: Solve for x
    x = 2,916,636,481,319.78/1,891,514.10
  6. Step 6: Final answer
    x = 1,541,958.63

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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.