Home / 2,071,652.79-2,859,024.59-1,255,890.86

Finding the Fourth Proportional to 2,071,652.79, 2,859,024.59 and 1,255,890.86

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Solution

The fourth proportional to 2,071,652.79, 2,859,024.59 and 1,255,890.86 is: 1,733,216.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,652.79 : 2,859,024.59 = 1,255,890.86 : x
  2. Step 2: Convert to fraction form
    2,071,652.79/2,859,024.59 = 1,255,890.86/x
  3. Step 3: Cross multiply
    2,071,652.79x = 2,859,024.59 × 1,255,890.86
  4. Step 4: Simplify right side
    2,071,652.79x = 3,590,622,851,096.25
  5. Step 5: Solve for x
    x = 3,590,622,851,096.25/2,071,652.79
  6. Step 6: Final answer
    x = 1,733,216.53

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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.