Home / 1,009,704.08-1,393,396.20-556,994.96

Finding the Fourth Proportional to 1,009,704.08, 1,393,396.20 and 556,994.96

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Solution

The fourth proportional to 1,009,704.08, 1,393,396.20 and 556,994.96 is: 768,655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,704.08 : 1,393,396.20 = 556,994.96 : x
  2. Step 2: Convert to fraction form
    1,009,704.08/1,393,396.20 = 556,994.96/x
  3. Step 3: Cross multiply
    1,009,704.08x = 1,393,396.20 × 556,994.96
  4. Step 4: Simplify right side
    1,009,704.08x = 776,114,660,683.15
  5. Step 5: Solve for x
    x = 776,114,660,683.15/1,009,704.08
  6. Step 6: Final answer
    x = 768,655.57

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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.