Home / 1,193,327.90-1,789,436.88-434,641.19

Finding the Fourth Proportional to 1,193,327.90, 1,789,436.88 and 434,641.19

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Solution

The fourth proportional to 1,193,327.90, 1,789,436.88 and 434,641.19 is: 651,759.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,327.90 : 1,789,436.88 = 434,641.19 : x
  2. Step 2: Convert to fraction form
    1,193,327.90/1,789,436.88 = 434,641.19/x
  3. Step 3: Cross multiply
    1,193,327.90x = 1,789,436.88 × 434,641.19
  4. Step 4: Simplify right side
    1,193,327.90x = 777,762,966,005.90
  5. Step 5: Solve for x
    x = 777,762,966,005.90/1,193,327.90
  6. Step 6: Final answer
    x = 651,759.65

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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.