Home / 1,875,819.65-2,589,523.65-1,256,690.88

Finding the Fourth Proportional to 1,875,819.65, 2,589,523.65 and 1,256,690.88

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Solution

The fourth proportional to 1,875,819.65, 2,589,523.65 and 1,256,690.88 is: 1,734,831.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,819.65 : 2,589,523.65 = 1,256,690.88 : x
  2. Step 2: Convert to fraction form
    1,875,819.65/2,589,523.65 = 1,256,690.88/x
  3. Step 3: Cross multiply
    1,875,819.65x = 2,589,523.65 × 1,256,690.88
  4. Step 4: Simplify right side
    1,875,819.65x = 3,254,230,754,499.31
  5. Step 5: Solve for x
    x = 3,254,230,754,499.31/1,875,819.65
  6. Step 6: Final answer
    x = 1,734,831.36

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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.