Home / 2,315,529.88-3,196,991.64-1,445,690.32

Finding the Fourth Proportional to 2,315,529.88, 3,196,991.64 and 1,445,690.32

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Solution

The fourth proportional to 2,315,529.88, 3,196,991.64 and 1,445,690.32 is: 1,996,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,529.88 : 3,196,991.64 = 1,445,690.32 : x
  2. Step 2: Convert to fraction form
    2,315,529.88/3,196,991.64 = 1,445,690.32/x
  3. Step 3: Cross multiply
    2,315,529.88x = 3,196,991.64 × 1,445,690.32
  4. Step 4: Simplify right side
    2,315,529.88x = 4,621,859,867,068.93
  5. Step 5: Solve for x
    x = 4,621,859,867,068.93/2,315,529.88
  6. Step 6: Final answer
    x = 1,996,026.87

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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.