Home / 3,507,812.40-5,261,718.60-1,618,244.40

Finding the Fourth Proportional to 3,507,812.40, 5,261,718.60 and 1,618,244.40

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Solution

The fourth proportional to 3,507,812.40, 5,261,718.60 and 1,618,244.40 is: 2,427,366.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507,812.40 : 5,261,718.60 = 1,618,244.40 : x
  2. Step 2: Convert to fraction form
    3,507,812.40/5,261,718.60 = 1,618,244.40/x
  3. Step 3: Cross multiply
    3,507,812.40x = 5,261,718.60 × 1,618,244.40
  4. Step 4: Simplify right side
    3,507,812.40x = 8,514,746,658,825.84
  5. Step 5: Solve for x
    x = 8,514,746,658,825.84/3,507,812.40
  6. Step 6: Final answer
    x = 2,427,366.60

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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.