Home / 2,767,085.91-4,151,889.90-1,420,194.24

Finding the Fourth Proportional to 2,767,085.91, 4,151,889.90 and 1,420,194.24

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Solution

The fourth proportional to 2,767,085.91, 4,151,889.90 and 1,420,194.24 is: 2,130,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,085.91 : 4,151,889.90 = 1,420,194.24 : x
  2. Step 2: Convert to fraction form
    2,767,085.91/4,151,889.90 = 1,420,194.24/x
  3. Step 3: Cross multiply
    2,767,085.91x = 4,151,889.90 × 1,420,194.24
  4. Step 4: Simplify right side
    2,767,085.91x = 5,896,490,121,094.18
  5. Step 5: Solve for x
    x = 5,896,490,121,094.18/2,767,085.91
  6. Step 6: Final answer
    x = 2,130,938.58

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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.