Home / 1,293,922.34-1,785,619.91-750,380.40

Finding the Fourth Proportional to 1,293,922.34, 1,785,619.91 and 750,380.40

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Solution

The fourth proportional to 1,293,922.34, 1,785,619.91 and 750,380.40 is: 1,035,529.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,922.34 : 1,785,619.91 = 750,380.40 : x
  2. Step 2: Convert to fraction form
    1,293,922.34/1,785,619.91 = 750,380.40/x
  3. Step 3: Cross multiply
    1,293,922.34x = 1,785,619.91 × 750,380.40
  4. Step 4: Simplify right side
    1,293,922.34x = 1,339,894,184,189.72
  5. Step 5: Solve for x
    x = 1,339,894,184,189.72/1,293,922.34
  6. Step 6: Final answer
    x = 1,035,529.06

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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.