Home / 3,439,437.60-5,159,156.40-1,946,445.60

Finding the Fourth Proportional to 3,439,437.60, 5,159,156.40 and 1,946,445.60

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Solution

The fourth proportional to 3,439,437.60, 5,159,156.40 and 1,946,445.60 is: 2,919,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,437.60 : 5,159,156.40 = 1,946,445.60 : x
  2. Step 2: Convert to fraction form
    3,439,437.60/5,159,156.40 = 1,946,445.60/x
  3. Step 3: Cross multiply
    3,439,437.60x = 5,159,156.40 × 1,946,445.60
  4. Step 4: Simplify right side
    3,439,437.60x = 10,042,017,274,491.84
  5. Step 5: Solve for x
    x = 10,042,017,274,491.84/3,439,437.60
  6. Step 6: Final answer
    x = 2,919,668.40

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Similar ratio
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1.5x scale

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.