Home / 1,124,848.98-1,552,051.53-666,107.64

Finding the Fourth Proportional to 1,124,848.98, 1,552,051.53 and 666,107.64

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Solution

The fourth proportional to 1,124,848.98, 1,552,051.53 and 666,107.64 is: 919,086.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,848.98 : 1,552,051.53 = 666,107.64 : x
  2. Step 2: Convert to fraction form
    1,124,848.98/1,552,051.53 = 666,107.64/x
  3. Step 3: Cross multiply
    1,124,848.98x = 1,552,051.53 × 666,107.64
  4. Step 4: Simplify right side
    1,124,848.98x = 1,033,833,381,806.69
  5. Step 5: Solve for x
    x = 1,033,833,381,806.69/1,124,848.98
  6. Step 6: Final answer
    x = 919,086.38

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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.