Home / 1,463,152.46-2,019,228.83-818,534.21

Finding the Fourth Proportional to 1,463,152.46, 2,019,228.83 and 818,534.21

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Solution

The fourth proportional to 1,463,152.46, 2,019,228.83 and 818,534.21 is: 1,129,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,152.46 : 2,019,228.83 = 818,534.21 : x
  2. Step 2: Convert to fraction form
    1,463,152.46/2,019,228.83 = 818,534.21/x
  3. Step 3: Cross multiply
    1,463,152.46x = 2,019,228.83 × 818,534.21
  4. Step 4: Simplify right side
    1,463,152.46x = 1,652,807,860,984.46
  5. Step 5: Solve for x
    x = 1,652,807,860,984.46/1,463,152.46
  6. Step 6: Final answer
    x = 1,129,621.08

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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.