Home / 1,927,221.86-2,659,673.88-1,100,539.51

Finding the Fourth Proportional to 1,927,221.86, 2,659,673.88 and 1,100,539.51

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Solution

The fourth proportional to 1,927,221.86, 2,659,673.88 and 1,100,539.51 is: 1,518,806.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,221.86 : 2,659,673.88 = 1,100,539.51 : x
  2. Step 2: Convert to fraction form
    1,927,221.86/2,659,673.88 = 1,100,539.51/x
  3. Step 3: Cross multiply
    1,927,221.86x = 2,659,673.88 × 1,100,539.51
  4. Step 4: Simplify right side
    1,927,221.86x = 2,927,076,182,005.81
  5. Step 5: Solve for x
    x = 2,927,076,182,005.81/1,927,221.86
  6. Step 6: Final answer
    x = 1,518,806.03

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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.