Home / 1,665,267.93-2,298,125.39-1,020,563.55

Finding the Fourth Proportional to 1,665,267.93, 2,298,125.39 and 1,020,563.55

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Solution

The fourth proportional to 1,665,267.93, 2,298,125.39 and 1,020,563.55 is: 1,408,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,267.93 : 2,298,125.39 = 1,020,563.55 : x
  2. Step 2: Convert to fraction form
    1,665,267.93/2,298,125.39 = 1,020,563.55/x
  3. Step 3: Cross multiply
    1,665,267.93x = 2,298,125.39 × 1,020,563.55
  4. Step 4: Simplify right side
    1,665,267.93x = 2,345,383,001,260.72
  5. Step 5: Solve for x
    x = 2,345,383,001,260.72/1,665,267.93
  6. Step 6: Final answer
    x = 1,408,411.80

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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.