Home / 1,393,900.32-2,088,051.12-1,179,749.28

Finding the Fourth Proportional to 1,393,900.32, 2,088,051.12 and 1,179,749.28

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Solution

The fourth proportional to 1,393,900.32, 2,088,051.12 and 1,179,749.28 is: 1,767,254.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,900.32 : 2,088,051.12 = 1,179,749.28 : x
  2. Step 2: Convert to fraction form
    1,393,900.32/2,088,051.12 = 1,179,749.28/x
  3. Step 3: Cross multiply
    1,393,900.32x = 2,088,051.12 × 1,179,749.28
  4. Step 4: Simplify right side
    1,393,900.32x = 2,463,376,805,423.19
  5. Step 5: Solve for x
    x = 2,463,376,805,423.19/1,393,900.32
  6. Step 6: Final answer
    x = 1,767,254.64

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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.