Home / 1,620,948.48-2,236,953.60-895,843.20

Finding the Fourth Proportional to 1,620,948.48, 2,236,953.60 and 895,843.20

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Solution

The fourth proportional to 1,620,948.48, 2,236,953.60 and 895,843.20 is: 1,236,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,948.48 : 2,236,953.60 = 895,843.20 : x
  2. Step 2: Convert to fraction form
    1,620,948.48/2,236,953.60 = 895,843.20/x
  3. Step 3: Cross multiply
    1,620,948.48x = 2,236,953.60 × 895,843.20
  4. Step 4: Simplify right side
    1,620,948.48x = 2,003,959,671,275.52
  5. Step 5: Solve for x
    x = 2,003,959,671,275.52/1,620,948.48
  6. Step 6: Final answer
    x = 1,236,288.32

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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.