Home / 1,147,540.80-1,719,237.60-1,014,830.40

Finding the Fourth Proportional to 1,147,540.80, 1,719,237.60 and 1,014,830.40

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Solution

The fourth proportional to 1,147,540.80, 1,719,237.60 and 1,014,830.40 is: 1,520,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,540.80 : 1,719,237.60 = 1,014,830.40 : x
  2. Step 2: Convert to fraction form
    1,147,540.80/1,719,237.60 = 1,014,830.40/x
  3. Step 3: Cross multiply
    1,147,540.80x = 1,719,237.60 × 1,014,830.40
  4. Step 4: Simplify right side
    1,147,540.80x = 1,744,734,581,303.04
  5. Step 5: Solve for x
    x = 1,744,734,581,303.04/1,147,540.80
  6. Step 6: Final answer
    x = 1,520,411.81

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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.