Home / 3,898,210.32-5,847,946.20-1,201,905

Finding the Fourth Proportional to 3,898,210.32, 5,847,946.20 and 1,201,905

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Solution

The fourth proportional to 3,898,210.32, 5,847,946.20 and 1,201,905 is: 1,803,051.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,210.32 : 5,847,946.20 = 1,201,905 : x
  2. Step 2: Convert to fraction form
    3,898,210.32/5,847,946.20 = 1,201,905/x
  3. Step 3: Cross multiply
    3,898,210.32x = 5,847,946.20 × 1,201,905
  4. Step 4: Simplify right side
    3,898,210.32x = 7,028,675,777,511
  5. Step 5: Solve for x
    x = 7,028,675,777,511/3,898,210.32
  6. Step 6: Final answer
    x = 1,803,051.97

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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.