Home / 1,976,457.52-2,727,514.92-1,071,039.52

Finding the Fourth Proportional to 1,976,457.52, 2,727,514.92 and 1,071,039.52

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Solution

The fourth proportional to 1,976,457.52, 2,727,514.92 and 1,071,039.52 is: 1,478,036.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,457.52 : 2,727,514.92 = 1,071,039.52 : x
  2. Step 2: Convert to fraction form
    1,976,457.52/2,727,514.92 = 1,071,039.52/x
  3. Step 3: Cross multiply
    1,976,457.52x = 2,727,514.92 × 1,071,039.52
  4. Step 4: Simplify right side
    1,976,457.52x = 2,921,276,270,709.64
  5. Step 5: Solve for x
    x = 2,921,276,270,709.64/1,976,457.52
  6. Step 6: Final answer
    x = 1,478,036.46

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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.