Home / 1,665,246.18-2,298,081.70-1,021,021.58

Finding the Fourth Proportional to 1,665,246.18, 2,298,081.70 and 1,021,021.58

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Solution

The fourth proportional to 1,665,246.18, 2,298,081.70 and 1,021,021.58 is: 1,409,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,246.18 : 2,298,081.70 = 1,021,021.58 : x
  2. Step 2: Convert to fraction form
    1,665,246.18/2,298,081.70 = 1,021,021.58/x
  3. Step 3: Cross multiply
    1,665,246.18x = 2,298,081.70 × 1,021,021.58
  4. Step 4: Simplify right side
    1,665,246.18x = 2,346,391,008,303.09
  5. Step 5: Solve for x
    x = 2,346,391,008,303.09/1,665,246.18
  6. Step 6: Final answer
    x = 1,409,035.51

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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.