Home / 1,901,466.32-2,851,597.38-621,778.13

Finding the Fourth Proportional to 1,901,466.32, 2,851,597.38 and 621,778.13

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Solution

The fourth proportional to 1,901,466.32, 2,851,597.38 and 621,778.13 is: 932,470.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,466.32 : 2,851,597.38 = 621,778.13 : x
  2. Step 2: Convert to fraction form
    1,901,466.32/2,851,597.38 = 621,778.13/x
  3. Step 3: Cross multiply
    1,901,466.32x = 2,851,597.38 × 621,778.13
  4. Step 4: Simplify right side
    1,901,466.32x = 1,773,060,886,449.30
  5. Step 5: Solve for x
    x = 1,773,060,886,449.30/1,901,466.32
  6. Step 6: Final answer
    x = 932,470.31

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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.