Home / 1,605,738.36-2,408,608.62-407,750.52

Finding the Fourth Proportional to 1,605,738.36, 2,408,608.62 and 407,750.52

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Solution

The fourth proportional to 1,605,738.36, 2,408,608.62 and 407,750.52 is: 611,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,738.36 : 2,408,608.62 = 407,750.52 : x
  2. Step 2: Convert to fraction form
    1,605,738.36/2,408,608.62 = 407,750.52/x
  3. Step 3: Cross multiply
    1,605,738.36x = 2,408,608.62 × 407,750.52
  4. Step 4: Simplify right side
    1,605,738.36x = 982,111,417,281.48
  5. Step 5: Solve for x
    x = 982,111,417,281.48/1,605,738.36
  6. Step 6: Final answer
    x = 611,626.05

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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.