Home / 1,886,851.53-2,603,509.17-1,112,725.22

Finding the Fourth Proportional to 1,886,851.53, 2,603,509.17 and 1,112,725.22

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Solution

The fourth proportional to 1,886,851.53, 2,603,509.17 and 1,112,725.22 is: 1,535,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,851.53 : 2,603,509.17 = 1,112,725.22 : x
  2. Step 2: Convert to fraction form
    1,886,851.53/2,603,509.17 = 1,112,725.22/x
  3. Step 3: Cross multiply
    1,886,851.53x = 2,603,509.17 × 1,112,725.22
  4. Step 4: Simplify right side
    1,886,851.53x = 2,896,990,300,942.72
  5. Step 5: Solve for x
    x = 2,896,990,300,942.72/1,886,851.53
  6. Step 6: Final answer
    x = 1,535,356.79

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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.