Home / 1,213,797.68-1,674,921.54-669,898.35

Finding the Fourth Proportional to 1,213,797.68, 1,674,921.54 and 669,898.35

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Solution

The fourth proportional to 1,213,797.68, 1,674,921.54 and 669,898.35 is: 924,393.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,797.68 : 1,674,921.54 = 669,898.35 : x
  2. Step 2: Convert to fraction form
    1,213,797.68/1,674,921.54 = 669,898.35/x
  3. Step 3: Cross multiply
    1,213,797.68x = 1,674,921.54 × 669,898.35
  4. Step 4: Simplify right side
    1,213,797.68x = 1,122,027,178,537.58
  5. Step 5: Solve for x
    x = 1,122,027,178,537.58/1,213,797.68
  6. Step 6: Final answer
    x = 924,393.91

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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.