Home / 2,935,840.60-4,403,760.90-805,921.40

Finding the Fourth Proportional to 2,935,840.60, 4,403,760.90 and 805,921.40

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Solution

The fourth proportional to 2,935,840.60, 4,403,760.90 and 805,921.40 is: 1,208,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935,840.60 : 4,403,760.90 = 805,921.40 : x
  2. Step 2: Convert to fraction form
    2,935,840.60/4,403,760.90 = 805,921.40/x
  3. Step 3: Cross multiply
    2,935,840.60x = 4,403,760.90 × 805,921.40
  4. Step 4: Simplify right side
    2,935,840.60x = 3,549,085,149,793.26
  5. Step 5: Solve for x
    x = 3,549,085,149,793.26/2,935,840.60
  6. Step 6: Final answer
    x = 1,208,882.10

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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.