Home / 2,119,111.68-3,179,323.62-734,363.40

Finding the Fourth Proportional to 2,119,111.68, 3,179,323.62 and 734,363.40

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Solution

The fourth proportional to 2,119,111.68, 3,179,323.62 and 734,363.40 is: 1,101,772.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,111.68 : 3,179,323.62 = 734,363.40 : x
  2. Step 2: Convert to fraction form
    2,119,111.68/3,179,323.62 = 734,363.40/x
  3. Step 3: Cross multiply
    2,119,111.68x = 3,179,323.62 × 734,363.40
  4. Step 4: Simplify right side
    2,119,111.68x = 2,334,778,903,283.51
  5. Step 5: Solve for x
    x = 2,334,778,903,283.51/2,119,111.68
  6. Step 6: Final answer
    x = 1,101,772.47

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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.