Home / 2,147,774.60-2,963,940.08-1,180,967.16

Finding the Fourth Proportional to 2,147,774.60, 2,963,940.08 and 1,180,967.16

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Solution

The fourth proportional to 2,147,774.60, 2,963,940.08 and 1,180,967.16 is: 1,629,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,774.60 : 2,963,940.08 = 1,180,967.16 : x
  2. Step 2: Convert to fraction form
    2,147,774.60/2,963,940.08 = 1,180,967.16/x
  3. Step 3: Cross multiply
    2,147,774.60x = 2,963,940.08 × 1,180,967.16
  4. Step 4: Simplify right side
    2,147,774.60x = 3,500,315,898,687.77
  5. Step 5: Solve for x
    x = 3,500,315,898,687.77/2,147,774.60
  6. Step 6: Final answer
    x = 1,629,740.80

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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.