Home / 1,251,321.12-1,877,450.76-577,725.12

Finding the Fourth Proportional to 1,251,321.12, 1,877,450.76 and 577,725.12

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Solution

The fourth proportional to 1,251,321.12, 1,877,450.76 and 577,725.12 is: 866,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,321.12 : 1,877,450.76 = 577,725.12 : x
  2. Step 2: Convert to fraction form
    1,251,321.12/1,877,450.76 = 577,725.12/x
  3. Step 3: Cross multiply
    1,251,321.12x = 1,877,450.76 × 577,725.12
  4. Step 4: Simplify right side
    1,251,321.12x = 1,084,650,465,615.09
  5. Step 5: Solve for x
    x = 1,084,650,465,615.09/1,251,321.12
  6. Step 6: Final answer
    x = 866,804.25

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Double scale
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1.5x scale

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.