Home / 2,831,017.81-3,907,156.28-1,607,716.28

Finding the Fourth Proportional to 2,831,017.81, 3,907,156.28 and 1,607,716.28

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Solution

The fourth proportional to 2,831,017.81, 3,907,156.28 and 1,607,716.28 is: 2,218,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,017.81 : 3,907,156.28 = 1,607,716.28 : x
  2. Step 2: Convert to fraction form
    2,831,017.81/3,907,156.28 = 1,607,716.28/x
  3. Step 3: Cross multiply
    2,831,017.81x = 3,907,156.28 × 1,607,716.28
  4. Step 4: Simplify right side
    2,831,017.81x = 6,281,598,732,285.88
  5. Step 5: Solve for x
    x = 6,281,598,732,285.88/2,831,017.81
  6. Step 6: Final answer
    x = 2,218,848.19

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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.