Home / 1,983,179.76-2,736,817.56-1,077,762.48

Finding the Fourth Proportional to 1,983,179.76, 2,736,817.56 and 1,077,762.48

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Solution

The fourth proportional to 1,983,179.76, 2,736,817.56 and 1,077,762.48 is: 1,487,328.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,179.76 : 2,736,817.56 = 1,077,762.48 : x
  2. Step 2: Convert to fraction form
    1,983,179.76/2,736,817.56 = 1,077,762.48/x
  3. Step 3: Cross multiply
    1,983,179.76x = 2,736,817.56 × 1,077,762.48
  4. Step 4: Simplify right side
    1,983,179.76x = 2,949,639,280,773.15
  5. Step 5: Solve for x
    x = 2,949,639,280,773.15/1,983,179.76
  6. Step 6: Final answer
    x = 1,487,328.25

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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.