Home / 2,129,035.60-3,193,553.40-1,528,728.40

Finding the Fourth Proportional to 2,129,035.60, 3,193,553.40 and 1,528,728.40

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Solution

The fourth proportional to 2,129,035.60, 3,193,553.40 and 1,528,728.40 is: 2,293,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,035.60 : 3,193,553.40 = 1,528,728.40 : x
  2. Step 2: Convert to fraction form
    2,129,035.60/3,193,553.40 = 1,528,728.40/x
  3. Step 3: Cross multiply
    2,129,035.60x = 3,193,553.40 × 1,528,728.40
  4. Step 4: Simplify right side
    2,129,035.60x = 4,882,075,779,496.56
  5. Step 5: Solve for x
    x = 4,882,075,779,496.56/2,129,035.60
  6. Step 6: Final answer
    x = 2,293,092.60

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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.