Home / 1,201,871.22-1,658,582.58-658,041.54

Finding the Fourth Proportional to 1,201,871.22, 1,658,582.58 and 658,041.54

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Solution

The fourth proportional to 1,201,871.22, 1,658,582.58 and 658,041.54 is: 908,097.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,871.22 : 1,658,582.58 = 658,041.54 : x
  2. Step 2: Convert to fraction form
    1,201,871.22/1,658,582.58 = 658,041.54/x
  3. Step 3: Cross multiply
    1,201,871.22x = 1,658,582.58 × 658,041.54
  4. Step 4: Simplify right side
    1,201,871.22x = 1,091,416,235,160.37
  5. Step 5: Solve for x
    x = 1,091,416,235,160.37/1,201,871.22
  6. Step 6: Final answer
    x = 908,097.49

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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.