Home / 2,854,743.67-4,280,405.35-908,631.64

Finding the Fourth Proportional to 2,854,743.67, 4,280,405.35 and 908,631.64

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Solution

The fourth proportional to 2,854,743.67, 4,280,405.35 and 908,631.64 is: 1,362,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,743.67 : 4,280,405.35 = 908,631.64 : x
  2. Step 2: Convert to fraction form
    2,854,743.67/4,280,405.35 = 908,631.64/x
  3. Step 3: Cross multiply
    2,854,743.67x = 4,280,405.35 × 908,631.64
  4. Step 4: Simplify right side
    2,854,743.67x = 3,889,311,724,605.84
  5. Step 5: Solve for x
    x = 3,889,311,724,605.84/2,854,743.67
  6. Step 6: Final answer
    x = 1,362,403.14

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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.