Home / 2,580,346.80-3,870,059.40-1,632,020.40

Finding the Fourth Proportional to 2,580,346.80, 3,870,059.40 and 1,632,020.40

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Solution

The fourth proportional to 2,580,346.80, 3,870,059.40 and 1,632,020.40 is: 2,447,739.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,346.80 : 3,870,059.40 = 1,632,020.40 : x
  2. Step 2: Convert to fraction form
    2,580,346.80/3,870,059.40 = 1,632,020.40/x
  3. Step 3: Cross multiply
    2,580,346.80x = 3,870,059.40 × 1,632,020.40
  4. Step 4: Simplify right side
    2,580,346.80x = 6,316,015,890,011.76
  5. Step 5: Solve for x
    x = 6,316,015,890,011.76/2,580,346.80
  6. Step 6: Final answer
    x = 2,447,739.15

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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.