Home / 1,054,021.55-1,454,548.05-570,586.56

Finding the Fourth Proportional to 1,054,021.55, 1,454,548.05 and 570,586.56

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Solution

The fourth proportional to 1,054,021.55, 1,454,548.05 and 570,586.56 is: 787,408.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,021.55 : 1,454,548.05 = 570,586.56 : x
  2. Step 2: Convert to fraction form
    1,054,021.55/1,454,548.05 = 570,586.56/x
  3. Step 3: Cross multiply
    1,054,021.55x = 1,454,548.05 × 570,586.56
  4. Step 4: Simplify right side
    1,054,021.55x = 829,945,570,931.49
  5. Step 5: Solve for x
    x = 829,945,570,931.49/1,054,021.55
  6. Step 6: Final answer
    x = 787,408.54

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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.