Home / 1,520,852.87-2,098,643.96-900,546.75

Finding the Fourth Proportional to 1,520,852.87, 2,098,643.96 and 900,546.75

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Solution

The fourth proportional to 1,520,852.87, 2,098,643.96 and 900,546.75 is: 1,242,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,852.87 : 2,098,643.96 = 900,546.75 : x
  2. Step 2: Convert to fraction form
    1,520,852.87/2,098,643.96 = 900,546.75/x
  3. Step 3: Cross multiply
    1,520,852.87x = 2,098,643.96 × 900,546.75
  4. Step 4: Simplify right side
    1,520,852.87x = 1,889,926,999,082.75
  5. Step 5: Solve for x
    x = 1,889,926,999,082.75/1,520,852.87
  6. Step 6: Final answer
    x = 1,242,675.77

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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.