Home / 1,719,907.60-2,579,861.40-440,512.60

Finding the Fourth Proportional to 1,719,907.60, 2,579,861.40 and 440,512.60

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Solution

The fourth proportional to 1,719,907.60, 2,579,861.40 and 440,512.60 is: 660,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,907.60 : 2,579,861.40 = 440,512.60 : x
  2. Step 2: Convert to fraction form
    1,719,907.60/2,579,861.40 = 440,512.60/x
  3. Step 3: Cross multiply
    1,719,907.60x = 2,579,861.40 × 440,512.60
  4. Step 4: Simplify right side
    1,719,907.60x = 1,136,461,452,953.64
  5. Step 5: Solve for x
    x = 1,136,461,452,953.64/1,719,907.60
  6. Step 6: Final answer
    x = 660,768.90

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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.