Home / 1,718,543.01-2,573,889.90-820,616.85

Finding the Fourth Proportional to 1,718,543.01, 2,573,889.90 and 820,616.85

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Solution

The fourth proportional to 1,718,543.01, 2,573,889.90 and 820,616.85 is: 1,229,051.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,543.01 : 2,573,889.90 = 820,616.85 : x
  2. Step 2: Convert to fraction form
    1,718,543.01/2,573,889.90 = 820,616.85/x
  3. Step 3: Cross multiply
    1,718,543.01x = 2,573,889.90 × 820,616.85
  4. Step 4: Simplify right side
    1,718,543.01x = 2,112,177,421,984.82
  5. Step 5: Solve for x
    x = 2,112,177,421,984.82/1,718,543.01
  6. Step 6: Final answer
    x = 1,229,051.24

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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.