Home / 1,620,440.02-2,236,016.61-895,244.49

Finding the Fourth Proportional to 1,620,440.02, 2,236,016.61 and 895,244.49

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Solution

The fourth proportional to 1,620,440.02, 2,236,016.61 and 895,244.49 is: 1,235,332.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,440.02 : 2,236,016.61 = 895,244.49 : x
  2. Step 2: Convert to fraction form
    1,620,440.02/2,236,016.61 = 895,244.49/x
  3. Step 3: Cross multiply
    1,620,440.02x = 2,236,016.61 × 895,244.49
  4. Step 4: Simplify right side
    1,620,440.02x = 2,001,781,549,650.98
  5. Step 5: Solve for x
    x = 2,001,781,549,650.98/1,620,440.02
  6. Step 6: Final answer
    x = 1,235,332.09

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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.