Home / 1,159,643.60-1,738,687.80-528,232.40

Finding the Fourth Proportional to 1,159,643.60, 1,738,687.80 and 528,232.40

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Solution

The fourth proportional to 1,159,643.60, 1,738,687.80 and 528,232.40 is: 791,994.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,643.60 : 1,738,687.80 = 528,232.40 : x
  2. Step 2: Convert to fraction form
    1,159,643.60/1,738,687.80 = 528,232.40/x
  3. Step 3: Cross multiply
    1,159,643.60x = 1,738,687.80 × 528,232.40
  4. Step 4: Simplify right side
    1,159,643.60x = 918,431,229,444.72
  5. Step 5: Solve for x
    x = 918,431,229,444.72/1,159,643.60
  6. Step 6: Final answer
    x = 791,994.39

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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.