Home / 1,496,707.60-2,244,842.70-431,638.60

Finding the Fourth Proportional to 1,496,707.60, 2,244,842.70 and 431,638.60

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Solution

The fourth proportional to 1,496,707.60, 2,244,842.70 and 431,638.60 is: 647,394.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,707.60 : 2,244,842.70 = 431,638.60 : x
  2. Step 2: Convert to fraction form
    1,496,707.60/2,244,842.70 = 431,638.60/x
  3. Step 3: Cross multiply
    1,496,707.60x = 2,244,842.70 × 431,638.60
  4. Step 4: Simplify right side
    1,496,707.60x = 968,960,760,248.22
  5. Step 5: Solve for x
    x = 968,960,760,248.22/1,496,707.60
  6. Step 6: Final answer
    x = 647,394.83

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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.