Home / 1,900,940.53-2,852,047.38-621,607

Finding the Fourth Proportional to 1,900,940.53, 2,852,047.38 and 621,607

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Solution

The fourth proportional to 1,900,940.53, 2,852,047.38 and 621,607 is: 932,618.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,940.53 : 2,852,047.38 = 621,607 : x
  2. Step 2: Convert to fraction form
    1,900,940.53/2,852,047.38 = 621,607/x
  3. Step 3: Cross multiply
    1,900,940.53x = 2,852,047.38 × 621,607
  4. Step 4: Simplify right side
    1,900,940.53x = 1,772,852,615,739.66
  5. Step 5: Solve for x
    x = 1,772,852,615,739.66/1,900,940.53
  6. Step 6: Final answer
    x = 932,618.66

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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.