Home / 1,270,509-1,753,305.85-697,586.28

Finding the Fourth Proportional to 1,270,509, 1,753,305.85 and 697,586.28

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Solution

The fourth proportional to 1,270,509, 1,753,305.85 and 697,586.28 is: 962,670.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,509 : 1,753,305.85 = 697,586.28 : x
  2. Step 2: Convert to fraction form
    1,270,509/1,753,305.85 = 697,586.28/x
  3. Step 3: Cross multiply
    1,270,509x = 1,753,305.85 × 697,586.28
  4. Step 4: Simplify right side
    1,270,509x = 1,223,082,105,603.74
  5. Step 5: Solve for x
    x = 1,223,082,105,603.74/1,270,509
  6. Step 6: Final answer
    x = 962,670.95

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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.