Home / 1,346,993-2,020,822.41-400,359.77

Finding the Fourth Proportional to 1,346,993, 2,020,822.41 and 400,359.77

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Solution

The fourth proportional to 1,346,993, 2,020,822.41 and 400,359.77 is: 600,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,993 : 2,020,822.41 = 400,359.77 : x
  2. Step 2: Convert to fraction form
    1,346,993/2,020,822.41 = 400,359.77/x
  3. Step 3: Cross multiply
    1,346,993x = 2,020,822.41 × 400,359.77
  4. Step 4: Simplify right side
    1,346,993x = 809,055,995,278.45
  5. Step 5: Solve for x
    x = 809,055,995,278.45/1,346,993
  6. Step 6: Final answer
    x = 600,638.60

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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.