Home / 3,385,647.12-5,075,798.49-1,678,613.46

Finding the Fourth Proportional to 3,385,647.12, 5,075,798.49 and 1,678,613.46

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Solution

The fourth proportional to 3,385,647.12, 5,075,798.49 and 1,678,613.46 is: 2,516,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,647.12 : 5,075,798.49 = 1,678,613.46 : x
  2. Step 2: Convert to fraction form
    3,385,647.12/5,075,798.49 = 1,678,613.46/x
  3. Step 3: Cross multiply
    3,385,647.12x = 5,075,798.49 × 1,678,613.46
  4. Step 4: Simplify right side
    3,385,647.12x = 8,520,303,665,561.68
  5. Step 5: Solve for x
    x = 8,520,303,665,561.68/3,385,647.12
  6. Step 6: Final answer
    x = 2,516,595.31

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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.