Home / 4,806,909.45-7,210,176.26-1,212,631.65

Finding the Fourth Proportional to 4,806,909.45, 7,210,176.26 and 1,212,631.65

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Solution

The fourth proportional to 4,806,909.45, 7,210,176.26 and 1,212,631.65 is: 1,818,900.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,806,909.45 : 7,210,176.26 = 1,212,631.65 : x
  2. Step 2: Convert to fraction form
    4,806,909.45/7,210,176.26 = 1,212,631.65/x
  3. Step 3: Cross multiply
    4,806,909.45x = 7,210,176.26 × 1,212,631.65
  4. Step 4: Simplify right side
    4,806,909.45x = 8,743,287,949,948.49
  5. Step 5: Solve for x
    x = 8,743,287,949,948.49/4,806,909.45
  6. Step 6: Final answer
    x = 1,818,900.07

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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.