Home / 4,428,701.20-6,643,051.80-1,589,100.40

Finding the Fourth Proportional to 4,428,701.20, 6,643,051.80 and 1,589,100.40

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Solution

The fourth proportional to 4,428,701.20, 6,643,051.80 and 1,589,100.40 is: 2,383,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,701.20 : 6,643,051.80 = 1,589,100.40 : x
  2. Step 2: Convert to fraction form
    4,428,701.20/6,643,051.80 = 1,589,100.40/x
  3. Step 3: Cross multiply
    4,428,701.20x = 6,643,051.80 × 1,589,100.40
  4. Step 4: Simplify right side
    4,428,701.20x = 10,556,476,272,600.72
  5. Step 5: Solve for x
    x = 10,556,476,272,600.72/4,428,701.20
  6. Step 6: Final answer
    x = 2,383,650.60

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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.