Home / 1,270,605.86-1,753,461.17-697,641.02

Finding the Fourth Proportional to 1,270,605.86, 1,753,461.17 and 697,641.02

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Solution

The fourth proportional to 1,270,605.86, 1,753,461.17 and 697,641.02 is: 962,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,605.86 : 1,753,461.17 = 697,641.02 : x
  2. Step 2: Convert to fraction form
    1,270,605.86/1,753,461.17 = 697,641.02/x
  3. Step 3: Cross multiply
    1,270,605.86x = 1,753,461.17 × 697,641.02
  4. Step 4: Simplify right side
    1,270,605.86x = 1,223,286,426,913.68
  5. Step 5: Solve for x
    x = 1,223,286,426,913.68/1,270,605.86
  6. Step 6: Final answer
    x = 962,758.37

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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.