Home / 1,406,523.95-2,109,539.93-395,405.55

Finding the Fourth Proportional to 1,406,523.95, 2,109,539.93 and 395,405.55

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Solution

The fourth proportional to 1,406,523.95, 2,109,539.93 and 395,405.55 is: 593,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,523.95 : 2,109,539.93 = 395,405.55 : x
  2. Step 2: Convert to fraction form
    1,406,523.95/2,109,539.93 = 395,405.55/x
  3. Step 3: Cross multiply
    1,406,523.95x = 2,109,539.93 × 395,405.55
  4. Step 4: Simplify right side
    1,406,523.95x = 834,123,796,268.61
  5. Step 5: Solve for x
    x = 834,123,796,268.61/1,406,523.95
  6. Step 6: Final answer
    x = 593,039.17

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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.