Home / 1,478,355.60-2,040,129-799,290.48

Finding the Fourth Proportional to 1,478,355.60, 2,040,129 and 799,290.48

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Solution

The fourth proportional to 1,478,355.60, 2,040,129 and 799,290.48 is: 1,103,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,355.60 : 2,040,129 = 799,290.48 : x
  2. Step 2: Convert to fraction form
    1,478,355.60/2,040,129 = 799,290.48/x
  3. Step 3: Cross multiply
    1,478,355.60x = 2,040,129 × 799,290.48
  4. Step 4: Simplify right side
    1,478,355.60x = 1,630,655,687,671.92
  5. Step 5: Solve for x
    x = 1,630,655,687,671.92/1,478,355.60
  6. Step 6: Final answer
    x = 1,103,019.93

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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.