Home / 1,070,742.32-1,606,351.08-322,734.32

Finding the Fourth Proportional to 1,070,742.32, 1,606,351.08 and 322,734.32

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Solution

The fourth proportional to 1,070,742.32, 1,606,351.08 and 322,734.32 is: 484,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,742.32 : 1,606,351.08 = 322,734.32 : x
  2. Step 2: Convert to fraction form
    1,070,742.32/1,606,351.08 = 322,734.32/x
  3. Step 3: Cross multiply
    1,070,742.32x = 1,606,351.08 × 322,734.32
  4. Step 4: Simplify right side
    1,070,742.32x = 518,424,623,485.07
  5. Step 5: Solve for x
    x = 518,424,623,485.07/1,070,742.32
  6. Step 6: Final answer
    x = 484,173.10

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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.