Home / 1,406,107.01-2,109,269.88-459,573.41

Finding the Fourth Proportional to 1,406,107.01, 2,109,269.88 and 459,573.41

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Solution

The fourth proportional to 1,406,107.01, 2,109,269.88 and 459,573.41 is: 689,395.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,107.01 : 2,109,269.88 = 459,573.41 : x
  2. Step 2: Convert to fraction form
    1,406,107.01/2,109,269.88 = 459,573.41/x
  3. Step 3: Cross multiply
    1,406,107.01x = 2,109,269.88 × 459,573.41
  4. Step 4: Simplify right side
    1,406,107.01x = 969,364,356,635.07
  5. Step 5: Solve for x
    x = 969,364,356,635.07/1,406,107.01
  6. Step 6: Final answer
    x = 689,395.86

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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.