Home / 1,608,608.65-2,412,911.60-410,530.87

Finding the Fourth Proportional to 1,608,608.65, 2,412,911.60 and 410,530.87

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Solution

The fourth proportional to 1,608,608.65, 2,412,911.60 and 410,530.87 is: 615,795.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,608.65 : 2,412,911.60 = 410,530.87 : x
  2. Step 2: Convert to fraction form
    1,608,608.65/2,412,911.60 = 410,530.87/x
  3. Step 3: Cross multiply
    1,608,608.65x = 2,412,911.60 × 410,530.87
  4. Step 4: Simplify right side
    1,608,608.65x = 990,574,698,381.09
  5. Step 5: Solve for x
    x = 990,574,698,381.09/1,608,608.65
  6. Step 6: Final answer
    x = 615,795.95

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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.