Home / 1,056,015.40-1,583,634.30-346,066.60

Finding the Fourth Proportional to 1,056,015.40, 1,583,634.30 and 346,066.60

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Solution

The fourth proportional to 1,056,015.40, 1,583,634.30 and 346,066.60 is: 518,972.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,015.40 : 1,583,634.30 = 346,066.60 : x
  2. Step 2: Convert to fraction form
    1,056,015.40/1,583,634.30 = 346,066.60/x
  3. Step 3: Cross multiply
    1,056,015.40x = 1,583,634.30 × 346,066.60
  4. Step 4: Simplify right side
    1,056,015.40x = 548,042,937,844.38
  5. Step 5: Solve for x
    x = 548,042,937,844.38/1,056,015.40
  6. Step 6: Final answer
    x = 518,972.49

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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.