Home / 1,159,108.40-1,738,662.60-655,223.60

Finding the Fourth Proportional to 1,159,108.40, 1,738,662.60 and 655,223.60

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Solution

The fourth proportional to 1,159,108.40, 1,738,662.60 and 655,223.60 is: 982,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,108.40 : 1,738,662.60 = 655,223.60 : x
  2. Step 2: Convert to fraction form
    1,159,108.40/1,738,662.60 = 655,223.60/x
  3. Step 3: Cross multiply
    1,159,108.40x = 1,738,662.60 × 655,223.60
  4. Step 4: Simplify right side
    1,159,108.40x = 1,139,212,767,957.36
  5. Step 5: Solve for x
    x = 1,139,212,767,957.36/1,159,108.40
  6. Step 6: Final answer
    x = 982,835.40

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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.