Home / 1,529,902.88-2,111,200.84-841,531.08

Finding the Fourth Proportional to 1,529,902.88, 2,111,200.84 and 841,531.08

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Solution

The fourth proportional to 1,529,902.88, 2,111,200.84 and 841,531.08 is: 1,161,277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,902.88 : 2,111,200.84 = 841,531.08 : x
  2. Step 2: Convert to fraction form
    1,529,902.88/2,111,200.84 = 841,531.08/x
  3. Step 3: Cross multiply
    1,529,902.88x = 2,111,200.84 × 841,531.08
  4. Step 4: Simplify right side
    1,529,902.88x = 1,776,641,122,982.11
  5. Step 5: Solve for x
    x = 1,776,641,122,982.11/1,529,902.88
  6. Step 6: Final answer
    x = 1,161,277.06

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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.