Home / 1,149,712.31-1,586,604.56-626,420.31

Finding the Fourth Proportional to 1,149,712.31, 1,586,604.56 and 626,420.31

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Solution

The fourth proportional to 1,149,712.31, 1,586,604.56 and 626,420.31 is: 864,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,712.31 : 1,586,604.56 = 626,420.31 : x
  2. Step 2: Convert to fraction form
    1,149,712.31/1,586,604.56 = 626,420.31/x
  3. Step 3: Cross multiply
    1,149,712.31x = 1,586,604.56 × 626,420.31
  4. Step 4: Simplify right side
    1,149,712.31x = 993,881,317,190.51
  5. Step 5: Solve for x
    x = 993,881,317,190.51/1,149,712.31
  6. Step 6: Final answer
    x = 864,460.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.