Home / 1,151,868.17-1,589,894.23-668,589.01

Finding the Fourth Proportional to 1,151,868.17, 1,589,894.23 and 668,589.01

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Solution

The fourth proportional to 1,151,868.17, 1,589,894.23 and 668,589.01 is: 922,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,868.17 : 1,589,894.23 = 668,589.01 : x
  2. Step 2: Convert to fraction form
    1,151,868.17/1,589,894.23 = 668,589.01/x
  3. Step 3: Cross multiply
    1,151,868.17x = 1,589,894.23 × 668,589.01
  4. Step 4: Simplify right side
    1,151,868.17x = 1,062,985,809,240.41
  5. Step 5: Solve for x
    x = 1,062,985,809,240.41/1,151,868.17
  6. Step 6: Final answer
    x = 922,836.34

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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.