Home / 2,839,259.70-4,258,889.55-1,831,490.10

Finding the Fourth Proportional to 2,839,259.70, 4,258,889.55 and 1,831,490.10

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Solution

The fourth proportional to 2,839,259.70, 4,258,889.55 and 1,831,490.10 is: 2,747,235.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,259.70 : 4,258,889.55 = 1,831,490.10 : x
  2. Step 2: Convert to fraction form
    2,839,259.70/4,258,889.55 = 1,831,490.10/x
  3. Step 3: Cross multiply
    2,839,259.70x = 4,258,889.55 × 1,831,490.10
  4. Step 4: Simplify right side
    2,839,259.70x = 7,800,114,047,818.46
  5. Step 5: Solve for x
    x = 7,800,114,047,818.46/2,839,259.70
  6. Step 6: Final answer
    x = 2,747,235.15

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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.