Home / 1,213,704.64-1,675,007.52-669,948.48

Finding the Fourth Proportional to 1,213,704.64, 1,675,007.52 and 669,948.48

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Solution

The fourth proportional to 1,213,704.64, 1,675,007.52 and 669,948.48 is: 924,581.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,704.64 : 1,675,007.52 = 669,948.48 : x
  2. Step 2: Convert to fraction form
    1,213,704.64/1,675,007.52 = 669,948.48/x
  3. Step 3: Cross multiply
    1,213,704.64x = 1,675,007.52 × 669,948.48
  4. Step 4: Simplify right side
    1,213,704.64x = 1,122,168,742,012.57
  5. Step 5: Solve for x
    x = 1,122,168,742,012.57/1,213,704.64
  6. Step 6: Final answer
    x = 924,581.41

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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.