Home / 1,406,532.60-2,109,580.20-395,555.40

Finding the Fourth Proportional to 1,406,532.60, 2,109,580.20 and 395,555.40

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Solution

The fourth proportional to 1,406,532.60, 2,109,580.20 and 395,555.40 is: 593,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,532.60 : 2,109,580.20 = 395,555.40 : x
  2. Step 2: Convert to fraction form
    1,406,532.60/2,109,580.20 = 395,555.40/x
  3. Step 3: Cross multiply
    1,406,532.60x = 2,109,580.20 × 395,555.40
  4. Step 4: Simplify right side
    1,406,532.60x = 834,455,839,843.08
  5. Step 5: Solve for x
    x = 834,455,839,843.08/1,406,532.60
  6. Step 6: Final answer
    x = 593,271.60

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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.