Home / 2,390,496-3,298,884.49-1,317,408

Finding the Fourth Proportional to 2,390,496, 3,298,884.49 and 1,317,408

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Solution

The fourth proportional to 2,390,496, 3,298,884.49 and 1,317,408 is: 1,818,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,496 : 3,298,884.49 = 1,317,408 : x
  2. Step 2: Convert to fraction form
    2,390,496/3,298,884.49 = 1,317,408/x
  3. Step 3: Cross multiply
    2,390,496x = 3,298,884.49 × 1,317,408
  4. Step 4: Simplify right side
    2,390,496x = 4,345,976,818,201.92
  5. Step 5: Solve for x
    x = 4,345,976,818,201.92/2,390,496
  6. Step 6: Final answer
    x = 1,818,023.05

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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.