Home / 1,021,611.11-1,409,771.26-562,715.81

Finding the Fourth Proportional to 1,021,611.11, 1,409,771.26 and 562,715.81

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Solution

The fourth proportional to 1,021,611.11, 1,409,771.26 and 562,715.81 is: 776,519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,611.11 : 1,409,771.26 = 562,715.81 : x
  2. Step 2: Convert to fraction form
    1,021,611.11/1,409,771.26 = 562,715.81/x
  3. Step 3: Cross multiply
    1,021,611.11x = 1,409,771.26 × 562,715.81
  4. Step 4: Simplify right side
    1,021,611.11x = 793,300,573,844.16
  5. Step 5: Solve for x
    x = 793,300,573,844.16/1,021,611.11
  6. Step 6: Final answer
    x = 776,519.13

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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.