Home / 1,151,884.62-1,589,916.95-668,605.47

Finding the Fourth Proportional to 1,151,884.62, 1,589,916.95 and 668,605.47

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Solution

The fourth proportional to 1,151,884.62, 1,589,916.95 and 668,605.47 is: 922,859.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,884.62 : 1,589,916.95 = 668,605.47 : x
  2. Step 2: Convert to fraction form
    1,151,884.62/1,589,916.95 = 668,605.47/x
  3. Step 3: Cross multiply
    1,151,884.62x = 1,589,916.95 × 668,605.47
  4. Step 4: Simplify right side
    1,151,884.62x = 1,063,027,169,615.72
  5. Step 5: Solve for x
    x = 1,063,027,169,615.72/1,151,884.62
  6. Step 6: Final answer
    x = 922,859.07

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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.