Home / 2,831,847.40-4,245,465.17-1,316,486.03

Finding the Fourth Proportional to 2,831,847.40, 4,245,465.17 and 1,316,486.03

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Solution

The fourth proportional to 2,831,847.40, 4,245,465.17 and 1,316,486.03 is: 1,973,657.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,847.40 : 4,245,465.17 = 1,316,486.03 : x
  2. Step 2: Convert to fraction form
    2,831,847.40/4,245,465.17 = 1,316,486.03/x
  3. Step 3: Cross multiply
    2,831,847.40x = 4,245,465.17 × 1,316,486.03
  4. Step 4: Simplify right side
    2,831,847.40x = 5,589,095,587,156.58
  5. Step 5: Solve for x
    x = 5,589,095,587,156.58/2,831,847.40
  6. Step 6: Final answer
    x = 1,973,657.05

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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.