Home / 1,563,956.64-2,158,201.26-884,907.72

Finding the Fourth Proportional to 1,563,956.64, 2,158,201.26 and 884,907.72

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Solution

The fourth proportional to 1,563,956.64, 2,158,201.26 and 884,907.72 is: 1,221,139.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,956.64 : 2,158,201.26 = 884,907.72 : x
  2. Step 2: Convert to fraction form
    1,563,956.64/2,158,201.26 = 884,907.72/x
  3. Step 3: Cross multiply
    1,563,956.64x = 2,158,201.26 × 884,907.72
  4. Step 4: Simplify right side
    1,563,956.64x = 1,909,808,956,287.73
  5. Step 5: Solve for x
    x = 1,909,808,956,287.73/1,563,956.64
  6. Step 6: Final answer
    x = 1,221,139.33

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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.