Home / 1,666,706.47-2,500,041.47-404,534.09

Finding the Fourth Proportional to 1,666,706.47, 2,500,041.47 and 404,534.09

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Solution

The fourth proportional to 1,666,706.47, 2,500,041.47 and 404,534.09 is: 606,796.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,706.47 : 2,500,041.47 = 404,534.09 : x
  2. Step 2: Convert to fraction form
    1,666,706.47/2,500,041.47 = 404,534.09/x
  3. Step 3: Cross multiply
    1,666,706.47x = 2,500,041.47 × 404,534.09
  4. Step 4: Simplify right side
    1,666,706.47x = 1,011,352,001,028.71
  5. Step 5: Solve for x
    x = 1,011,352,001,028.71/1,666,706.47
  6. Step 6: Final answer
    x = 606,796.71

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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.