Home / 1,364,872.20-2,047,734.78-405,333.24

Finding the Fourth Proportional to 1,364,872.20, 2,047,734.78 and 405,333.24

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Solution

The fourth proportional to 1,364,872.20, 2,047,734.78 and 405,333.24 is: 608,126.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,872.20 : 2,047,734.78 = 405,333.24 : x
  2. Step 2: Convert to fraction form
    1,364,872.20/2,047,734.78 = 405,333.24/x
  3. Step 3: Cross multiply
    1,364,872.20x = 2,047,734.78 × 405,333.24
  4. Step 4: Simplify right side
    1,364,872.20x = 830,014,973,038.09
  5. Step 5: Solve for x
    x = 830,014,973,038.09/1,364,872.20
  6. Step 6: Final answer
    x = 608,126.51

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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.