Home / 2,818,985.63-3,890,202.93-1,529,826.35

Finding the Fourth Proportional to 2,818,985.63, 3,890,202.93 and 1,529,826.35

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Solution

The fourth proportional to 2,818,985.63, 3,890,202.93 and 1,529,826.35 is: 2,111,161.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,985.63 : 3,890,202.93 = 1,529,826.35 : x
  2. Step 2: Convert to fraction form
    2,818,985.63/3,890,202.93 = 1,529,826.35/x
  3. Step 3: Cross multiply
    2,818,985.63x = 3,890,202.93 × 1,529,826.35
  4. Step 4: Simplify right side
    2,818,985.63x = 5,951,334,929,710.19
  5. Step 5: Solve for x
    x = 5,951,334,929,710.19/2,818,985.63
  6. Step 6: Final answer
    x = 2,111,161.86

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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.