Home / 1,071,664.40-1,608,403.80-441,030.80

Finding the Fourth Proportional to 1,071,664.40, 1,608,403.80 and 441,030.80

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Solution

The fourth proportional to 1,071,664.40, 1,608,403.80 and 441,030.80 is: 661,919.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,664.40 : 1,608,403.80 = 441,030.80 : x
  2. Step 2: Convert to fraction form
    1,071,664.40/1,608,403.80 = 441,030.80/x
  3. Step 3: Cross multiply
    1,071,664.40x = 1,608,403.80 × 441,030.80
  4. Step 4: Simplify right side
    1,071,664.40x = 709,355,614,637.04
  5. Step 5: Solve for x
    x = 709,355,614,637.04/1,071,664.40
  6. Step 6: Final answer
    x = 661,919.55

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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.