Home / 1,151,672.52-1,720,762.43-1,111,396.23

Finding the Fourth Proportional to 1,151,672.52, 1,720,762.43 and 1,111,396.23

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Solution

The fourth proportional to 1,151,672.52, 1,720,762.43 and 1,111,396.23 is: 1,660,583.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,672.52 : 1,720,762.43 = 1,111,396.23 : x
  2. Step 2: Convert to fraction form
    1,151,672.52/1,720,762.43 = 1,111,396.23/x
  3. Step 3: Cross multiply
    1,151,672.52x = 1,720,762.43 × 1,111,396.23
  4. Step 4: Simplify right side
    1,151,672.52x = 1,912,448,880,206.13
  5. Step 5: Solve for x
    x = 1,912,448,880,206.13/1,151,672.52
  6. Step 6: Final answer
    x = 1,660,583.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.