Home / 1,433,930.40-2,148,303.60-834,400.80

Finding the Fourth Proportional to 1,433,930.40, 2,148,303.60 and 834,400.80

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Solution

The fourth proportional to 1,433,930.40, 2,148,303.60 and 834,400.80 is: 1,250,092.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,930.40 : 2,148,303.60 = 834,400.80 : x
  2. Step 2: Convert to fraction form
    1,433,930.40/2,148,303.60 = 834,400.80/x
  3. Step 3: Cross multiply
    1,433,930.40x = 2,148,303.60 × 834,400.80
  4. Step 4: Simplify right side
    1,433,930.40x = 1,792,546,242,482.88
  5. Step 5: Solve for x
    x = 1,792,546,242,482.88/1,433,930.40
  6. Step 6: Final answer
    x = 1,250,092.92

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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.