Home / 3,843,812.40-5,765,718.60-2,430,135.60

Finding the Fourth Proportional to 3,843,812.40, 5,765,718.60 and 2,430,135.60

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Solution

The fourth proportional to 3,843,812.40, 5,765,718.60 and 2,430,135.60 is: 3,645,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843,812.40 : 5,765,718.60 = 2,430,135.60 : x
  2. Step 2: Convert to fraction form
    3,843,812.40/5,765,718.60 = 2,430,135.60/x
  3. Step 3: Cross multiply
    3,843,812.40x = 5,765,718.60 × 2,430,135.60
  4. Step 4: Simplify right side
    3,843,812.40x = 14,011,478,029,442.16
  5. Step 5: Solve for x
    x = 14,011,478,029,442.16/3,843,812.40
  6. Step 6: Final answer
    x = 3,645,203.40

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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.