Home / 1,968,904.48-2,717,099.28-1,109,477.92

Finding the Fourth Proportional to 1,968,904.48, 2,717,099.28 and 1,109,477.92

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Solution

The fourth proportional to 1,968,904.48, 2,717,099.28 and 1,109,477.92 is: 1,531,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,904.48 : 2,717,099.28 = 1,109,477.92 : x
  2. Step 2: Convert to fraction form
    1,968,904.48/2,717,099.28 = 1,109,477.92/x
  3. Step 3: Cross multiply
    1,968,904.48x = 2,717,099.28 × 1,109,477.92
  4. Step 4: Simplify right side
    1,968,904.48x = 3,014,561,657,607.90
  5. Step 5: Solve for x
    x = 3,014,561,657,607.90/1,968,904.48
  6. Step 6: Final answer
    x = 1,531,085.78

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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.