Home / 1,853,387.25-2,782,046-1,641,530.50

Finding the Fourth Proportional to 1,853,387.25, 2,782,046 and 1,641,530.50

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Solution

The fourth proportional to 1,853,387.25, 2,782,046 and 1,641,530.50 is: 2,464,036.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,387.25 : 2,782,046 = 1,641,530.50 : x
  2. Step 2: Convert to fraction form
    1,853,387.25/2,782,046 = 1,641,530.50/x
  3. Step 3: Cross multiply
    1,853,387.25x = 2,782,046 × 1,641,530.50
  4. Step 4: Simplify right side
    1,853,387.25x = 4,566,813,361,403
  5. Step 5: Solve for x
    x = 4,566,813,361,403/1,853,387.25
  6. Step 6: Final answer
    x = 2,464,036.25

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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.