Home / 1,666,705.47-2,500,039.97-404,533.09

Finding the Fourth Proportional to 1,666,705.47, 2,500,039.97 and 404,533.09

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Solution

The fourth proportional to 1,666,705.47, 2,500,039.97 and 404,533.09 is: 606,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,705.47 : 2,500,039.97 = 404,533.09 : x
  2. Step 2: Convert to fraction form
    1,666,705.47/2,500,039.97 = 404,533.09/x
  3. Step 3: Cross multiply
    1,666,705.47x = 2,500,039.97 × 404,533.09
  4. Step 4: Simplify right side
    1,666,705.47x = 1,011,348,894,187.61
  5. Step 5: Solve for x
    x = 1,011,348,894,187.61/1,666,705.47
  6. Step 6: Final answer
    x = 606,795.21

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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.