Home / 2,028,815.40-3,043,223.10-512,495.40

Finding the Fourth Proportional to 2,028,815.40, 3,043,223.10 and 512,495.40

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Solution

The fourth proportional to 2,028,815.40, 3,043,223.10 and 512,495.40 is: 768,743.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,815.40 : 3,043,223.10 = 512,495.40 : x
  2. Step 2: Convert to fraction form
    2,028,815.40/3,043,223.10 = 512,495.40/x
  3. Step 3: Cross multiply
    2,028,815.40x = 3,043,223.10 × 512,495.40
  4. Step 4: Simplify right side
    2,028,815.40x = 1,559,637,839,923.74
  5. Step 5: Solve for x
    x = 1,559,637,839,923.74/2,028,815.40
  6. Step 6: Final answer
    x = 768,743.10

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Double scale
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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.