Home / 1,577,384.40-2,366,076.60-976,396.80

Finding the Fourth Proportional to 1,577,384.40, 2,366,076.60 and 976,396.80

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Solution

The fourth proportional to 1,577,384.40, 2,366,076.60 and 976,396.80 is: 1,464,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,384.40 : 2,366,076.60 = 976,396.80 : x
  2. Step 2: Convert to fraction form
    1,577,384.40/2,366,076.60 = 976,396.80/x
  3. Step 3: Cross multiply
    1,577,384.40x = 2,366,076.60 × 976,396.80
  4. Step 4: Simplify right side
    1,577,384.40x = 2,310,229,620,794.88
  5. Step 5: Solve for x
    x = 2,310,229,620,794.88/1,577,384.40
  6. Step 6: Final answer
    x = 1,464,595.20

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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.