Home / 1,223,245.06-1,834,400.07-402,392.70

Finding the Fourth Proportional to 1,223,245.06, 1,834,400.07 and 402,392.70

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Solution

The fourth proportional to 1,223,245.06, 1,834,400.07 and 402,392.70 is: 603,435.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,245.06 : 1,834,400.07 = 402,392.70 : x
  2. Step 2: Convert to fraction form
    1,223,245.06/1,834,400.07 = 402,392.70/x
  3. Step 3: Cross multiply
    1,223,245.06x = 1,834,400.07 × 402,392.70
  4. Step 4: Simplify right side
    1,223,245.06x = 738,149,197,047.49
  5. Step 5: Solve for x
    x = 738,149,197,047.49/1,223,245.06
  6. Step 6: Final answer
    x = 603,435.26

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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.