Home / 4,186,962.56-6,281,315.40-1,308,213.05

Finding the Fourth Proportional to 4,186,962.56, 6,281,315.40 and 1,308,213.05

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Solution

The fourth proportional to 4,186,962.56, 6,281,315.40 and 1,308,213.05 is: 1,962,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186,962.56 : 6,281,315.40 = 1,308,213.05 : x
  2. Step 2: Convert to fraction form
    4,186,962.56/6,281,315.40 = 1,308,213.05/x
  3. Step 3: Cross multiply
    4,186,962.56x = 6,281,315.40 × 1,308,213.05
  4. Step 4: Simplify right side
    4,186,962.56x = 8,217,298,746,039.39
  5. Step 5: Solve for x
    x = 8,217,298,746,039.39/4,186,962.56
  6. Step 6: Final answer
    x = 1,962,591.89

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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.