Home / 1,104,390.80-1,656,586.20-706,259.60

Finding the Fourth Proportional to 1,104,390.80, 1,656,586.20 and 706,259.60

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Solution

The fourth proportional to 1,104,390.80, 1,656,586.20 and 706,259.60 is: 1,059,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,390.80 : 1,656,586.20 = 706,259.60 : x
  2. Step 2: Convert to fraction form
    1,104,390.80/1,656,586.20 = 706,259.60/x
  3. Step 3: Cross multiply
    1,104,390.80x = 1,656,586.20 × 706,259.60
  4. Step 4: Simplify right side
    1,104,390.80x = 1,169,979,906,977.52
  5. Step 5: Solve for x
    x = 1,169,979,906,977.52/1,104,390.80
  6. Step 6: Final answer
    x = 1,059,389.40

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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.