Home / 1,593,436.60-2,391,515.70-647,486.20

Finding the Fourth Proportional to 1,593,436.60, 2,391,515.70 and 647,486.20

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Solution

The fourth proportional to 1,593,436.60, 2,391,515.70 and 647,486.20 is: 971,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,436.60 : 2,391,515.70 = 647,486.20 : x
  2. Step 2: Convert to fraction form
    1,593,436.60/2,391,515.70 = 647,486.20/x
  3. Step 3: Cross multiply
    1,593,436.60x = 2,391,515.70 × 647,486.20
  4. Step 4: Simplify right side
    1,593,436.60x = 1,548,473,412,833.34
  5. Step 5: Solve for x
    x = 1,548,473,412,833.34/1,593,436.60
  6. Step 6: Final answer
    x = 971,782.26

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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.