Home / 2,009,168.80-3,012,802.80-1,167,978.40

Finding the Fourth Proportional to 2,009,168.80, 3,012,802.80 and 1,167,978.40

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Solution

The fourth proportional to 2,009,168.80, 3,012,802.80 and 1,167,978.40 is: 1,751,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,168.80 : 3,012,802.80 = 1,167,978.40 : x
  2. Step 2: Convert to fraction form
    2,009,168.80/3,012,802.80 = 1,167,978.40/x
  3. Step 3: Cross multiply
    2,009,168.80x = 3,012,802.80 × 1,167,978.40
  4. Step 4: Simplify right side
    2,009,168.80x = 3,518,888,593,859.52
  5. Step 5: Solve for x
    x = 3,518,888,593,859.52/2,009,168.80
  6. Step 6: Final answer
    x = 1,751,415.11

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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.