Home / 1,270,655.24-1,753,529.28-697,690.40

Finding the Fourth Proportional to 1,270,655.24, 1,753,529.28 and 697,690.40

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Solution

The fourth proportional to 1,270,655.24, 1,753,529.28 and 697,690.40 is: 962,826.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,655.24 : 1,753,529.28 = 697,690.40 : x
  2. Step 2: Convert to fraction form
    1,270,655.24/1,753,529.28 = 697,690.40/x
  3. Step 3: Cross multiply
    1,270,655.24x = 1,753,529.28 × 697,690.40
  4. Step 4: Simplify right side
    1,270,655.24x = 1,223,420,544,774.91
  5. Step 5: Solve for x
    x = 1,223,420,544,774.91/1,270,655.24
  6. Step 6: Final answer
    x = 962,826.51

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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.