Home / 3,876,070.19-5,348,976.86-2,157,596.67

Finding the Fourth Proportional to 3,876,070.19, 5,348,976.86 and 2,157,596.67

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Solution

The fourth proportional to 3,876,070.19, 5,348,976.86 and 2,157,596.67 is: 2,977,483.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,070.19 : 5,348,976.86 = 2,157,596.67 : x
  2. Step 2: Convert to fraction form
    3,876,070.19/5,348,976.86 = 2,157,596.67/x
  3. Step 3: Cross multiply
    3,876,070.19x = 5,348,976.86 × 2,157,596.67
  4. Step 4: Simplify right side
    3,876,070.19x = 11,540,934,634,298.17
  5. Step 5: Solve for x
    x = 11,540,934,634,298.17/3,876,070.19
  6. Step 6: Final answer
    x = 2,977,483.40

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1.5x scale

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.