Home / 3,772,328.36-5,205,938.74-2,118,766.43

Finding the Fourth Proportional to 3,772,328.36, 5,205,938.74 and 2,118,766.43

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Solution

The fourth proportional to 3,772,328.36, 5,205,938.74 and 2,118,766.43 is: 2,923,968.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772,328.36 : 5,205,938.74 = 2,118,766.43 : x
  2. Step 2: Convert to fraction form
    3,772,328.36/5,205,938.74 = 2,118,766.43/x
  3. Step 3: Cross multiply
    3,772,328.36x = 5,205,938.74 × 2,118,766.43
  4. Step 4: Simplify right side
    3,772,328.36x = 11,030,168,218,215.72
  5. Step 5: Solve for x
    x = 11,030,168,218,215.72/3,772,328.36
  6. Step 6: Final answer
    x = 2,923,968.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.