Home / 1,476,832.64-2,038,709.40-864,900.32

Finding the Fourth Proportional to 1,476,832.64, 2,038,709.40 and 864,900.32

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Solution

The fourth proportional to 1,476,832.64, 2,038,709.40 and 864,900.32 is: 1,193,960.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,832.64 : 2,038,709.40 = 864,900.32 : x
  2. Step 2: Convert to fraction form
    1,476,832.64/2,038,709.40 = 864,900.32/x
  3. Step 3: Cross multiply
    1,476,832.64x = 2,038,709.40 × 864,900.32
  4. Step 4: Simplify right side
    1,476,832.64x = 1,763,280,412,447.01
  5. Step 5: Solve for x
    x = 1,763,280,412,447.01/1,476,832.64
  6. Step 6: Final answer
    x = 1,193,960.89

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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.