Home / 1,463,152.55-2,019,228.95-818,534.30

Finding the Fourth Proportional to 1,463,152.55, 2,019,228.95 and 818,534.30

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Solution

The fourth proportional to 1,463,152.55, 2,019,228.95 and 818,534.30 is: 1,129,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,152.55 : 2,019,228.95 = 818,534.30 : x
  2. Step 2: Convert to fraction form
    1,463,152.55/2,019,228.95 = 818,534.30/x
  3. Step 3: Cross multiply
    1,463,152.55x = 2,019,228.95 × 818,534.30
  4. Step 4: Simplify right side
    1,463,152.55x = 1,652,808,147,078.18
  5. Step 5: Solve for x
    x = 1,652,808,147,078.18/1,463,152.55
  6. Step 6: Final answer
    x = 1,129,621.21

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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.