Home / 5,207,886.80-7,812,203.87-1,796,123.22

Finding the Fourth Proportional to 5,207,886.80, 7,812,203.87 and 1,796,123.22

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Solution

The fourth proportional to 5,207,886.80, 7,812,203.87 and 1,796,123.22 is: 2,694,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207,886.80 : 7,812,203.87 = 1,796,123.22 : x
  2. Step 2: Convert to fraction form
    5,207,886.80/7,812,203.87 = 1,796,123.22/x
  3. Step 3: Cross multiply
    5,207,886.80x = 7,812,203.87 × 1,796,123.22
  4. Step 4: Simplify right side
    5,207,886.80x = 14,031,680,761,300.25
  5. Step 5: Solve for x
    x = 14,031,680,761,300.25/5,207,886.80
  6. Step 6: Final answer
    x = 2,694,313.70

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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.