Home / 1,620,210.36-2,236,021.02-895,121.32

Finding the Fourth Proportional to 1,620,210.36, 2,236,021.02 and 895,121.32

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Solution

The fourth proportional to 1,620,210.36, 2,236,021.02 and 895,121.32 is: 1,235,339.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,210.36 : 2,236,021.02 = 895,121.32 : x
  2. Step 2: Convert to fraction form
    1,620,210.36/2,236,021.02 = 895,121.32/x
  3. Step 3: Cross multiply
    1,620,210.36x = 2,236,021.02 × 895,121.32
  4. Step 4: Simplify right side
    1,620,210.36x = 2,001,510,086,970.15
  5. Step 5: Solve for x
    x = 2,001,510,086,970.15/1,620,210.36
  6. Step 6: Final answer
    x = 1,235,339.64

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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.