Home / 1,225,158.53-1,838,028.44-415,527.55

Finding the Fourth Proportional to 1,225,158.53, 1,838,028.44 and 415,527.55

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Solution

The fourth proportional to 1,225,158.53, 1,838,028.44 and 415,527.55 is: 623,389.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,158.53 : 1,838,028.44 = 415,527.55 : x
  2. Step 2: Convert to fraction form
    1,225,158.53/1,838,028.44 = 415,527.55/x
  3. Step 3: Cross multiply
    1,225,158.53x = 1,838,028.44 × 415,527.55
  4. Step 4: Simplify right side
    1,225,158.53x = 763,751,454,503.52
  5. Step 5: Solve for x
    x = 763,751,454,503.52/1,225,158.53
  6. Step 6: Final answer
    x = 623,389.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.