Home / 945,300.40-1,418,987.40-590,714.80

Finding the Fourth Proportional to 945,300.40, 1,418,987.40 and 590,714.80

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Solution

The fourth proportional to 945,300.40, 1,418,987.40 and 590,714.80 is: 886,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,300.40 : 1,418,987.40 = 590,714.80 : x
  2. Step 2: Convert to fraction form
    945,300.40/1,418,987.40 = 590,714.80/x
  3. Step 3: Cross multiply
    945,300.40x = 1,418,987.40 × 590,714.80
  4. Step 4: Simplify right side
    945,300.40x = 838,216,858,193.52
  5. Step 5: Solve for x
    x = 838,216,858,193.52/945,300.40
  6. Step 6: Final answer
    x = 886,720.09

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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.