Home / 2,421,805.60-3,632,708.40-1,570,247.20

Finding the Fourth Proportional to 2,421,805.60, 3,632,708.40 and 1,570,247.20

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Solution

The fourth proportional to 2,421,805.60, 3,632,708.40 and 1,570,247.20 is: 2,355,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,805.60 : 3,632,708.40 = 1,570,247.20 : x
  2. Step 2: Convert to fraction form
    2,421,805.60/3,632,708.40 = 1,570,247.20/x
  3. Step 3: Cross multiply
    2,421,805.60x = 3,632,708.40 × 1,570,247.20
  4. Step 4: Simplify right side
    2,421,805.60x = 5,704,250,193,516.48
  5. Step 5: Solve for x
    x = 5,704,250,193,516.48/2,421,805.60
  6. Step 6: Final answer
    x = 2,355,370.80

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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.