Home / 1,681,495.98-2,520,557.70-871,426.73

Finding the Fourth Proportional to 1,681,495.98, 2,520,557.70 and 871,426.73

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Solution

The fourth proportional to 1,681,495.98, 2,520,557.70 and 871,426.73 is: 1,306,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,495.98 : 2,520,557.70 = 871,426.73 : x
  2. Step 2: Convert to fraction form
    1,681,495.98/2,520,557.70 = 871,426.73/x
  3. Step 3: Cross multiply
    1,681,495.98x = 2,520,557.70 × 871,426.73
  4. Step 4: Simplify right side
    1,681,495.98x = 2,196,481,362,319.23
  5. Step 5: Solve for x
    x = 2,196,481,362,319.23/1,681,495.98
  6. Step 6: Final answer
    x = 1,306,266.20

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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.