Home / 4,590,712.40-6,880,163.70-2,791,686.20

Finding the Fourth Proportional to 4,590,712.40, 6,880,163.70 and 2,791,686.20

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Solution

The fourth proportional to 4,590,712.40, 6,880,163.70 and 2,791,686.20 is: 4,183,938.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590,712.40 : 6,880,163.70 = 2,791,686.20 : x
  2. Step 2: Convert to fraction form
    4,590,712.40/6,880,163.70 = 2,791,686.20/x
  3. Step 3: Cross multiply
    4,590,712.40x = 6,880,163.70 × 2,791,686.20
  4. Step 4: Simplify right side
    4,590,712.40x = 19,207,258,055,030.94
  5. Step 5: Solve for x
    x = 19,207,258,055,030.94/4,590,712.40
  6. Step 6: Final answer
    x = 4,183,938.44

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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.