Home / 1,412,091.60-1,948,686.84-767,511.96

Finding the Fourth Proportional to 1,412,091.60, 1,948,686.84 and 767,511.96

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Solution

The fourth proportional to 1,412,091.60, 1,948,686.84 and 767,511.96 is: 1,059,166.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,091.60 : 1,948,686.84 = 767,511.96 : x
  2. Step 2: Convert to fraction form
    1,412,091.60/1,948,686.84 = 767,511.96/x
  3. Step 3: Cross multiply
    1,412,091.60x = 1,948,686.84 × 767,511.96
  4. Step 4: Simplify right side
    1,412,091.60x = 1,495,640,455,994.61
  5. Step 5: Solve for x
    x = 1,495,640,455,994.61/1,412,091.60
  6. Step 6: Final answer
    x = 1,059,166.74

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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.