Home / 2,238,299.06-3,088,856.63-1,219,703.81

Finding the Fourth Proportional to 2,238,299.06, 3,088,856.63 and 1,219,703.81

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Solution

The fourth proportional to 2,238,299.06, 3,088,856.63 and 1,219,703.81 is: 1,683,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,299.06 : 3,088,856.63 = 1,219,703.81 : x
  2. Step 2: Convert to fraction form
    2,238,299.06/3,088,856.63 = 1,219,703.81/x
  3. Step 3: Cross multiply
    2,238,299.06x = 3,088,856.63 × 1,219,703.81
  4. Step 4: Simplify right side
    2,238,299.06x = 3,767,490,187,759.74
  5. Step 5: Solve for x
    x = 3,767,490,187,759.74/2,238,299.06
  6. Step 6: Final answer
    x = 1,683,193.40

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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.