Home / 1,529,731.76-2,111,043.48-832,018.82

Finding the Fourth Proportional to 1,529,731.76, 2,111,043.48 and 832,018.82

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Solution

The fourth proportional to 1,529,731.76, 2,111,043.48 and 832,018.82 is: 1,148,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,731.76 : 2,111,043.48 = 832,018.82 : x
  2. Step 2: Convert to fraction form
    1,529,731.76/2,111,043.48 = 832,018.82/x
  3. Step 3: Cross multiply
    1,529,731.76x = 2,111,043.48 × 832,018.82
  4. Step 4: Simplify right side
    1,529,731.76x = 1,756,427,905,198.29
  5. Step 5: Solve for x
    x = 1,756,427,905,198.29/1,529,731.76
  6. Step 6: Final answer
    x = 1,148,193.40

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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.