Home / 1,463,210.18-2,019,308.47-818,591.92

Finding the Fourth Proportional to 1,463,210.18, 2,019,308.47 and 818,591.92

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Solution

The fourth proportional to 1,463,210.18, 2,019,308.47 and 818,591.92 is: 1,129,700.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,210.18 : 2,019,308.47 = 818,591.92 : x
  2. Step 2: Convert to fraction form
    1,463,210.18/2,019,308.47 = 818,591.92/x
  3. Step 3: Cross multiply
    1,463,210.18x = 2,019,308.47 × 818,591.92
  4. Step 4: Simplify right side
    1,463,210.18x = 1,652,989,597,529.56
  5. Step 5: Solve for x
    x = 1,652,989,597,529.56/1,463,210.18
  6. Step 6: Final answer
    x = 1,129,700.72

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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.