Home / 2,801,561.60-4,202,860.80-908,364.80

Finding the Fourth Proportional to 2,801,561.60, 4,202,860.80 and 908,364.80

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Solution

The fourth proportional to 2,801,561.60, 4,202,860.80 and 908,364.80 is: 1,362,715.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,561.60 : 4,202,860.80 = 908,364.80 : x
  2. Step 2: Convert to fraction form
    2,801,561.60/4,202,860.80 = 908,364.80/x
  3. Step 3: Cross multiply
    2,801,561.60x = 4,202,860.80 × 908,364.80
  4. Step 4: Simplify right side
    2,801,561.60x = 3,817,730,810,019.84
  5. Step 5: Solve for x
    x = 3,817,730,810,019.84/2,801,561.60
  6. Step 6: Final answer
    x = 1,362,715.28

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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.