Home / 1,111,671.61-1,533,515.19-676,222.09

Finding the Fourth Proportional to 1,111,671.61, 1,533,515.19 and 676,222.09

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Solution

The fourth proportional to 1,111,671.61, 1,533,515.19 and 676,222.09 is: 932,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,671.61 : 1,533,515.19 = 676,222.09 : x
  2. Step 2: Convert to fraction form
    1,111,671.61/1,533,515.19 = 676,222.09/x
  3. Step 3: Cross multiply
    1,111,671.61x = 1,533,515.19 × 676,222.09
  4. Step 4: Simplify right side
    1,111,671.61x = 1,036,996,846,828.55
  5. Step 5: Solve for x
    x = 1,036,996,846,828.55/1,111,671.61
  6. Step 6: Final answer
    x = 932,826.60

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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.