Home / 1,127,435.04-1,690,349.04-528,067.44

Finding the Fourth Proportional to 1,127,435.04, 1,690,349.04 and 528,067.44

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Solution

The fourth proportional to 1,127,435.04, 1,690,349.04 and 528,067.44 is: 791,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,435.04 : 1,690,349.04 = 528,067.44 : x
  2. Step 2: Convert to fraction form
    1,127,435.04/1,690,349.04 = 528,067.44/x
  3. Step 3: Cross multiply
    1,127,435.04x = 1,690,349.04 × 528,067.44
  4. Step 4: Simplify right side
    1,127,435.04x = 892,618,290,259.26
  5. Step 5: Solve for x
    x = 892,618,290,259.26/1,127,435.04
  6. Step 6: Final answer
    x = 791,724.81

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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.