Home / 2,002,707.20-3,000,189.60-1,113,547.52

Finding the Fourth Proportional to 2,002,707.20, 3,000,189.60 and 1,113,547.52

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Solution

The fourth proportional to 2,002,707.20, 3,000,189.60 and 1,113,547.52 is: 1,668,168.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002,707.20 : 3,000,189.60 = 1,113,547.52 : x
  2. Step 2: Convert to fraction form
    2,002,707.20/3,000,189.60 = 1,113,547.52/x
  3. Step 3: Cross multiply
    2,002,707.20x = 3,000,189.60 × 1,113,547.52
  4. Step 4: Simplify right side
    2,002,707.20x = 3,340,853,688,609.79
  5. Step 5: Solve for x
    x = 3,340,853,688,609.79/2,002,707.20
  6. Step 6: Final answer
    x = 1,668,168.81

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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.