Home / 1,112,853.60-1,667,312.10-943,579.80

Finding the Fourth Proportional to 1,112,853.60, 1,667,312.10 and 943,579.80

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Solution

The fourth proportional to 1,112,853.60, 1,667,312.10 and 943,579.80 is: 1,413,700.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,853.60 : 1,667,312.10 = 943,579.80 : x
  2. Step 2: Convert to fraction form
    1,112,853.60/1,667,312.10 = 943,579.80/x
  3. Step 3: Cross multiply
    1,112,853.60x = 1,667,312.10 × 943,579.80
  4. Step 4: Simplify right side
    1,112,853.60x = 1,573,242,017,855.58
  5. Step 5: Solve for x
    x = 1,573,242,017,855.58/1,112,853.60
  6. Step 6: Final answer
    x = 1,413,700.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.