Home / 1,666,706.09-2,500,040.90-404,533.71

Finding the Fourth Proportional to 1,666,706.09, 2,500,040.90 and 404,533.71

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Solution

The fourth proportional to 1,666,706.09, 2,500,040.90 and 404,533.71 is: 606,796.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,706.09 : 2,500,040.90 = 404,533.71 : x
  2. Step 2: Convert to fraction form
    1,666,706.09/2,500,040.90 = 404,533.71/x
  3. Step 3: Cross multiply
    1,666,706.09x = 2,500,040.90 × 404,533.71
  4. Step 4: Simplify right side
    1,666,706.09x = 1,011,350,821,440.07
  5. Step 5: Solve for x
    x = 1,011,350,821,440.07/1,666,706.09
  6. Step 6: Final answer
    x = 606,796.14

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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.