Home / 1,907,172.54-2,634,229.35-1,425,877.02

Finding the Fourth Proportional to 1,907,172.54, 2,634,229.35 and 1,425,877.02

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Solution

The fourth proportional to 1,907,172.54, 2,634,229.35 and 1,425,877.02 is: 1,969,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,172.54 : 2,634,229.35 = 1,425,877.02 : x
  2. Step 2: Convert to fraction form
    1,907,172.54/2,634,229.35 = 1,425,877.02/x
  3. Step 3: Cross multiply
    1,907,172.54x = 2,634,229.35 × 1,425,877.02
  4. Step 4: Simplify right side
    1,907,172.54x = 3,756,087,095,574.54
  5. Step 5: Solve for x
    x = 3,756,087,095,574.54/1,907,172.54
  6. Step 6: Final answer
    x = 1,969,453.22

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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.