Home / 1,431,138.36-1,974,148.60-893,661.24

Finding the Fourth Proportional to 1,431,138.36, 1,974,148.60 and 893,661.24

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Solution

The fourth proportional to 1,431,138.36, 1,974,148.60 and 893,661.24 is: 1,232,739.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,138.36 : 1,974,148.60 = 893,661.24 : x
  2. Step 2: Convert to fraction form
    1,431,138.36/1,974,148.60 = 893,661.24/x
  3. Step 3: Cross multiply
    1,431,138.36x = 1,974,148.60 × 893,661.24
  4. Step 4: Simplify right side
    1,431,138.36x = 1,764,220,085,820.26
  5. Step 5: Solve for x
    x = 1,764,220,085,820.26/1,431,138.36
  6. Step 6: Final answer
    x = 1,232,739.01

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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.