Home / 1,141,676.80-1,575,446.38-625,327.72

Finding the Fourth Proportional to 1,141,676.80, 1,575,446.38 and 625,327.72

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Solution

The fourth proportional to 1,141,676.80, 1,575,446.38 and 625,327.72 is: 862,915.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,676.80 : 1,575,446.38 = 625,327.72 : x
  2. Step 2: Convert to fraction form
    1,141,676.80/1,575,446.38 = 625,327.72/x
  3. Step 3: Cross multiply
    1,141,676.80x = 1,575,446.38 × 625,327.72
  4. Step 4: Simplify right side
    1,141,676.80x = 985,170,287,285.72
  5. Step 5: Solve for x
    x = 985,170,287,285.72/1,141,676.80
  6. Step 6: Final answer
    x = 862,915.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.