Home / 1,532,883.53-2,115,278.01-920,672.51

Finding the Fourth Proportional to 1,532,883.53, 2,115,278.01 and 920,672.51

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Solution

The fourth proportional to 1,532,883.53, 2,115,278.01 and 920,672.51 is: 1,270,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,883.53 : 2,115,278.01 = 920,672.51 : x
  2. Step 2: Convert to fraction form
    1,532,883.53/2,115,278.01 = 920,672.51/x
  3. Step 3: Cross multiply
    1,532,883.53x = 2,115,278.01 × 920,672.51
  4. Step 4: Simplify right side
    1,532,883.53x = 1,947,478,304,238.11
  5. Step 5: Solve for x
    x = 1,947,478,304,238.11/1,532,883.53
  6. Step 6: Final answer
    x = 1,270,467.24

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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.