Home / 1,927,580.86-2,891,514.66-579,635.56

Finding the Fourth Proportional to 1,927,580.86, 2,891,514.66 and 579,635.56

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Solution

The fourth proportional to 1,927,580.86, 2,891,514.66 and 579,635.56 is: 869,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,580.86 : 2,891,514.66 = 579,635.56 : x
  2. Step 2: Convert to fraction form
    1,927,580.86/2,891,514.66 = 579,635.56/x
  3. Step 3: Cross multiply
    1,927,580.86x = 2,891,514.66 × 579,635.56
  4. Step 4: Simplify right side
    1,927,580.86x = 1,676,024,701,841.56
  5. Step 5: Solve for x
    x = 1,676,024,701,841.56/1,927,580.86
  6. Step 6: Final answer
    x = 869,496.45

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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.