Home / 1,106,425.98-1,526,741.46-622,978.70

Finding the Fourth Proportional to 1,106,425.98, 1,526,741.46 and 622,978.70

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Solution

The fourth proportional to 1,106,425.98, 1,526,741.46 and 622,978.70 is: 859,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,425.98 : 1,526,741.46 = 622,978.70 : x
  2. Step 2: Convert to fraction form
    1,106,425.98/1,526,741.46 = 622,978.70/x
  3. Step 3: Cross multiply
    1,106,425.98x = 1,526,741.46 × 622,978.70
  4. Step 4: Simplify right side
    1,106,425.98x = 951,127,402,353.20
  5. Step 5: Solve for x
    x = 951,127,402,353.20/1,106,425.98
  6. Step 6: Final answer
    x = 859,639.43

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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.