Home / 2,118,928.90-2,924,107.18-1,152,059.60

Finding the Fourth Proportional to 2,118,928.90, 2,924,107.18 and 1,152,059.60

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Solution

The fourth proportional to 2,118,928.90, 2,924,107.18 and 1,152,059.60 is: 1,589,834.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,928.90 : 2,924,107.18 = 1,152,059.60 : x
  2. Step 2: Convert to fraction form
    2,118,928.90/2,924,107.18 = 1,152,059.60/x
  3. Step 3: Cross multiply
    2,118,928.90x = 2,924,107.18 × 1,152,059.60
  4. Step 4: Simplify right side
    2,118,928.90x = 3,368,745,748,147.93
  5. Step 5: Solve for x
    x = 3,368,745,748,147.93/2,118,928.90
  6. Step 6: Final answer
    x = 1,589,834.25

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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.