Home / 1,758,964.80-2,638,447.20-560,877.60

Finding the Fourth Proportional to 1,758,964.80, 2,638,447.20 and 560,877.60

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Solution

The fourth proportional to 1,758,964.80, 2,638,447.20 and 560,877.60 is: 841,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,964.80 : 2,638,447.20 = 560,877.60 : x
  2. Step 2: Convert to fraction form
    1,758,964.80/2,638,447.20 = 560,877.60/x
  3. Step 3: Cross multiply
    1,758,964.80x = 2,638,447.20 × 560,877.60
  4. Step 4: Simplify right side
    1,758,964.80x = 1,479,845,933,262.72
  5. Step 5: Solve for x
    x = 1,479,845,933,262.72/1,758,964.80
  6. Step 6: Final answer
    x = 841,316.40

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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.