Home / 1,520,916.06-2,099,094.70-867,538.88

Finding the Fourth Proportional to 1,520,916.06, 2,099,094.70 and 867,538.88

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Solution

The fourth proportional to 1,520,916.06, 2,099,094.70 and 867,538.88 is: 1,197,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,916.06 : 2,099,094.70 = 867,538.88 : x
  2. Step 2: Convert to fraction form
    1,520,916.06/2,099,094.70 = 867,538.88/x
  3. Step 3: Cross multiply
    1,520,916.06x = 2,099,094.70 × 867,538.88
  4. Step 4: Simplify right side
    1,520,916.06x = 1,821,046,265,051.94
  5. Step 5: Solve for x
    x = 1,821,046,265,051.94/1,520,916.06
  6. Step 6: Final answer
    x = 1,197,335.15

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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.