Home / 2,672,840.84-3,688,733.32-1,511,531.69

Finding the Fourth Proportional to 2,672,840.84, 3,688,733.32 and 1,511,531.69

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Solution

The fourth proportional to 2,672,840.84, 3,688,733.32 and 1,511,531.69 is: 2,086,034.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,840.84 : 3,688,733.32 = 1,511,531.69 : x
  2. Step 2: Convert to fraction form
    2,672,840.84/3,688,733.32 = 1,511,531.69/x
  3. Step 3: Cross multiply
    2,672,840.84x = 3,688,733.32 × 1,511,531.69
  4. Step 4: Simplify right side
    2,672,840.84x = 5,575,637,286,916.42
  5. Step 5: Solve for x
    x = 5,575,637,286,916.42/2,672,840.84
  6. Step 6: Final answer
    x = 2,086,034.16

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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.