Home / 1,072,853.60-1,610,509.20-629,871.20

Finding the Fourth Proportional to 1,072,853.60, 1,610,509.20 and 629,871.20

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Solution

The fourth proportional to 1,072,853.60, 1,610,509.20 and 629,871.20 is: 945,528.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,853.60 : 1,610,509.20 = 629,871.20 : x
  2. Step 2: Convert to fraction form
    1,072,853.60/1,610,509.20 = 629,871.20/x
  3. Step 3: Cross multiply
    1,072,853.60x = 1,610,509.20 × 629,871.20
  4. Step 4: Simplify right side
    1,072,853.60x = 1,014,413,362,415.04
  5. Step 5: Solve for x
    x = 1,014,413,362,415.04/1,072,853.60
  6. Step 6: Final answer
    x = 945,528.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.