Home / 4,879,427.60-7,319,141.40-1,333,571.60

Finding the Fourth Proportional to 4,879,427.60, 7,319,141.40 and 1,333,571.60

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Solution

The fourth proportional to 4,879,427.60, 7,319,141.40 and 1,333,571.60 is: 2,000,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879,427.60 : 7,319,141.40 = 1,333,571.60 : x
  2. Step 2: Convert to fraction form
    4,879,427.60/7,319,141.40 = 1,333,571.60/x
  3. Step 3: Cross multiply
    4,879,427.60x = 7,319,141.40 × 1,333,571.60
  4. Step 4: Simplify right side
    4,879,427.60x = 9,760,599,107,424.24
  5. Step 5: Solve for x
    x = 9,760,599,107,424.24/4,879,427.60
  6. Step 6: Final answer
    x = 2,000,357.40

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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.