Home / 1,215,241.84-1,823,008.56-416,666.08

Finding the Fourth Proportional to 1,215,241.84, 1,823,008.56 and 416,666.08

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Solution

The fourth proportional to 1,215,241.84, 1,823,008.56 and 416,666.08 is: 625,049.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,241.84 : 1,823,008.56 = 416,666.08 : x
  2. Step 2: Convert to fraction form
    1,215,241.84/1,823,008.56 = 416,666.08/x
  3. Step 3: Cross multiply
    1,215,241.84x = 1,823,008.56 × 416,666.08
  4. Step 4: Simplify right side
    1,215,241.84x = 759,585,830,501.65
  5. Step 5: Solve for x
    x = 759,585,830,501.65/1,215,241.84
  6. Step 6: Final answer
    x = 625,049.11

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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.