Home / 1,301,428.20-1,950,975.90-1,159,710.60

Finding the Fourth Proportional to 1,301,428.20, 1,950,975.90 and 1,159,710.60

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Solution

The fourth proportional to 1,301,428.20, 1,950,975.90 and 1,159,710.60 is: 1,738,526.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,428.20 : 1,950,975.90 = 1,159,710.60 : x
  2. Step 2: Convert to fraction form
    1,301,428.20/1,950,975.90 = 1,159,710.60/x
  3. Step 3: Cross multiply
    1,301,428.20x = 1,950,975.90 × 1,159,710.60
  4. Step 4: Simplify right side
    1,301,428.20x = 2,262,567,431,574.54
  5. Step 5: Solve for x
    x = 2,262,567,431,574.54/1,301,428.20
  6. Step 6: Final answer
    x = 1,738,526.51

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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.