Home / 1,565,173.80-2,350,611.90-1,369,218.60

Finding the Fourth Proportional to 1,565,173.80, 2,350,611.90 and 1,369,218.60

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Solution

The fourth proportional to 1,565,173.80, 2,350,611.90 and 1,369,218.60 is: 2,056,322.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,173.80 : 2,350,611.90 = 1,369,218.60 : x
  2. Step 2: Convert to fraction form
    1,565,173.80/2,350,611.90 = 1,369,218.60/x
  3. Step 3: Cross multiply
    1,565,173.80x = 2,350,611.90 × 1,369,218.60
  4. Step 4: Simplify right side
    1,565,173.80x = 3,218,501,534,861.34
  5. Step 5: Solve for x
    x = 3,218,501,534,861.34/1,565,173.80
  6. Step 6: Final answer
    x = 2,056,322.14

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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.