Home / 1,567,782.64-2,163,563.56-879,606.64

Finding the Fourth Proportional to 1,567,782.64, 2,163,563.56 and 879,606.64

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Solution

The fourth proportional to 1,567,782.64, 2,163,563.56 and 879,606.64 is: 1,213,870.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,782.64 : 2,163,563.56 = 879,606.64 : x
  2. Step 2: Convert to fraction form
    1,567,782.64/2,163,563.56 = 879,606.64/x
  3. Step 3: Cross multiply
    1,567,782.64x = 2,163,563.56 × 879,606.64
  4. Step 4: Simplify right side
    1,567,782.64x = 1,903,084,873,438.04
  5. Step 5: Solve for x
    x = 1,903,084,873,438.04/1,567,782.64
  6. Step 6: Final answer
    x = 1,213,870.36

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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.