Home / 1,213,864.72-1,674,883.24-697,518.84

Finding the Fourth Proportional to 1,213,864.72, 1,674,883.24 and 697,518.84

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Solution

The fourth proportional to 1,213,864.72, 1,674,883.24 and 697,518.84 is: 962,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,864.72 : 1,674,883.24 = 697,518.84 : x
  2. Step 2: Convert to fraction form
    1,213,864.72/1,674,883.24 = 697,518.84/x
  3. Step 3: Cross multiply
    1,213,864.72x = 1,674,883.24 × 697,518.84
  4. Step 4: Simplify right side
    1,213,864.72x = 1,168,262,614,700.24
  5. Step 5: Solve for x
    x = 1,168,262,614,700.24/1,213,864.72
  6. Step 6: Final answer
    x = 962,432.30

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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.