Home / 1,577,034.65-2,365,518.03-439,766.58

Finding the Fourth Proportional to 1,577,034.65, 2,365,518.03 and 439,766.58

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Solution

The fourth proportional to 1,577,034.65, 2,365,518.03 and 439,766.58 is: 659,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,034.65 : 2,365,518.03 = 439,766.58 : x
  2. Step 2: Convert to fraction form
    1,577,034.65/2,365,518.03 = 439,766.58/x
  3. Step 3: Cross multiply
    1,577,034.65x = 2,365,518.03 × 439,766.58
  4. Step 4: Simplify right side
    1,577,034.65x = 1,040,275,773,981.44
  5. Step 5: Solve for x
    x = 1,040,275,773,981.44/1,577,034.65
  6. Step 6: Final answer
    x = 659,640.40

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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.