Home / 1,927,939.60-2,660,556.95-1,068,555.34

Finding the Fourth Proportional to 1,927,939.60, 2,660,556.95 and 1,068,555.34

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Solution

The fourth proportional to 1,927,939.60, 2,660,556.95 and 1,068,555.34 is: 1,474,606.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,939.60 : 2,660,556.95 = 1,068,555.34 : x
  2. Step 2: Convert to fraction form
    1,927,939.60/2,660,556.95 = 1,068,555.34/x
  3. Step 3: Cross multiply
    1,927,939.60x = 2,660,556.95 × 1,068,555.34
  4. Step 4: Simplify right side
    1,927,939.60x = 2,842,952,336,296.61
  5. Step 5: Solve for x
    x = 2,842,952,336,296.61/1,927,939.60
  6. Step 6: Final answer
    x = 1,474,606.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.