Home / 1,686,026.10-2,529,039.15-548,895.45

Finding the Fourth Proportional to 1,686,026.10, 2,529,039.15 and 548,895.45

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Solution

The fourth proportional to 1,686,026.10, 2,529,039.15 and 548,895.45 is: 823,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,026.10 : 2,529,039.15 = 548,895.45 : x
  2. Step 2: Convert to fraction form
    1,686,026.10/2,529,039.15 = 548,895.45/x
  3. Step 3: Cross multiply
    1,686,026.10x = 2,529,039.15 × 548,895.45
  4. Step 4: Simplify right side
    1,686,026.10x = 1,388,178,082,306.87
  5. Step 5: Solve for x
    x = 1,388,178,082,306.87/1,686,026.10
  6. Step 6: Final answer
    x = 823,343.18

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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.