Home / 1,307,999.90-1,963,252.65-677,366.30

Finding the Fourth Proportional to 1,307,999.90, 1,963,252.65 and 677,366.30

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Solution

The fourth proportional to 1,307,999.90, 1,963,252.65 and 677,366.30 is: 1,016,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,999.90 : 1,963,252.65 = 677,366.30 : x
  2. Step 2: Convert to fraction form
    1,307,999.90/1,963,252.65 = 677,366.30/x
  3. Step 3: Cross multiply
    1,307,999.90x = 1,963,252.65 × 677,366.30
  4. Step 4: Simplify right side
    1,307,999.90x = 1,329,841,183,495.70
  5. Step 5: Solve for x
    x = 1,329,841,183,495.70/1,307,999.90
  6. Step 6: Final answer
    x = 1,016,698.23

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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.