Home / 2,127,337.63-3,191,034.65-668,336.45

Finding the Fourth Proportional to 2,127,337.63, 3,191,034.65 and 668,336.45

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Solution

The fourth proportional to 2,127,337.63, 3,191,034.65 and 668,336.45 is: 1,002,513.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,337.63 : 3,191,034.65 = 668,336.45 : x
  2. Step 2: Convert to fraction form
    2,127,337.63/3,191,034.65 = 668,336.45/x
  3. Step 3: Cross multiply
    2,127,337.63x = 3,191,034.65 × 668,336.45
  4. Step 4: Simplify right side
    2,127,337.63x = 2,132,684,772,220.10
  5. Step 5: Solve for x
    x = 2,132,684,772,220.10/2,127,337.63
  6. Step 6: Final answer
    x = 1,002,513.54

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Double scale
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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.