Home / 3,138,659.60-4,708,603.80-1,341,539.60

Finding the Fourth Proportional to 3,138,659.60, 4,708,603.80 and 1,341,539.60

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Solution

The fourth proportional to 3,138,659.60, 4,708,603.80 and 1,341,539.60 is: 2,012,572.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,659.60 : 4,708,603.80 = 1,341,539.60 : x
  2. Step 2: Convert to fraction form
    3,138,659.60/4,708,603.80 = 1,341,539.60/x
  3. Step 3: Cross multiply
    3,138,659.60x = 4,708,603.80 × 1,341,539.60
  4. Step 4: Simplify right side
    3,138,659.60x = 6,316,778,458,410.48
  5. Step 5: Solve for x
    x = 6,316,778,458,410.48/3,138,659.60
  6. Step 6: Final answer
    x = 2,012,572.01

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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.