Home / 5,820,904.20-8,731,356.30-1,831,816.20

Finding the Fourth Proportional to 5,820,904.20, 8,731,356.30 and 1,831,816.20

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Solution

The fourth proportional to 5,820,904.20, 8,731,356.30 and 1,831,816.20 is: 2,747,724.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820,904.20 : 8,731,356.30 = 1,831,816.20 : x
  2. Step 2: Convert to fraction form
    5,820,904.20/8,731,356.30 = 1,831,816.20/x
  3. Step 3: Cross multiply
    5,820,904.20x = 8,731,356.30 × 1,831,816.20
  4. Step 4: Simplify right side
    5,820,904.20x = 15,994,239,918,312.06
  5. Step 5: Solve for x
    x = 15,994,239,918,312.06/5,820,904.20
  6. Step 6: Final answer
    x = 2,747,724.30

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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.