Home / 1,562,169.09-2,154,925.19-908,721.60

Finding the Fourth Proportional to 1,562,169.09, 2,154,925.19 and 908,721.60

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Solution

The fourth proportional to 1,562,169.09, 2,154,925.19 and 908,721.60 is: 1,253,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,169.09 : 2,154,925.19 = 908,721.60 : x
  2. Step 2: Convert to fraction form
    1,562,169.09/2,154,925.19 = 908,721.60/x
  3. Step 3: Cross multiply
    1,562,169.09x = 2,154,925.19 × 908,721.60
  4. Step 4: Simplify right side
    1,562,169.09x = 1,958,227,061,993.50
  5. Step 5: Solve for x
    x = 1,958,227,061,993.50/1,562,169.09
  6. Step 6: Final answer
    x = 1,253,530.80

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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.