Home / 2,173,328.70-3,259,993.05-1,960,752.30

Finding the Fourth Proportional to 2,173,328.70, 3,259,993.05 and 1,960,752.30

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Solution

The fourth proportional to 2,173,328.70, 3,259,993.05 and 1,960,752.30 is: 2,941,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,328.70 : 3,259,993.05 = 1,960,752.30 : x
  2. Step 2: Convert to fraction form
    2,173,328.70/3,259,993.05 = 1,960,752.30/x
  3. Step 3: Cross multiply
    2,173,328.70x = 3,259,993.05 × 1,960,752.30
  4. Step 4: Simplify right side
    2,173,328.70x = 6,392,038,870,771.52
  5. Step 5: Solve for x
    x = 6,392,038,870,771.52/2,173,328.70
  6. Step 6: Final answer
    x = 2,941,128.45

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Double scale
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Similar ratio
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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.