Home / 4,715,908.78-7,075,240.98-1,520,964.22

Finding the Fourth Proportional to 4,715,908.78, 7,075,240.98 and 1,520,964.22

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Solution

The fourth proportional to 4,715,908.78, 7,075,240.98 and 1,520,964.22 is: 2,281,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715,908.78 : 7,075,240.98 = 1,520,964.22 : x
  2. Step 2: Convert to fraction form
    4,715,908.78/7,075,240.98 = 1,520,964.22/x
  3. Step 3: Cross multiply
    4,715,908.78x = 7,075,240.98 × 1,520,964.22
  4. Step 4: Simplify right side
    4,715,908.78x = 10,761,188,378,457.74
  5. Step 5: Solve for x
    x = 10,761,188,378,457.74/4,715,908.78
  6. Step 6: Final answer
    x = 2,281,890.70

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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.