Home / 1,720,744.96-2,374,682.88-956,830.72

Finding the Fourth Proportional to 1,720,744.96, 2,374,682.88 and 956,830.72

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Solution

The fourth proportional to 1,720,744.96, 2,374,682.88 and 956,830.72 is: 1,320,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,744.96 : 2,374,682.88 = 956,830.72 : x
  2. Step 2: Convert to fraction form
    1,720,744.96/2,374,682.88 = 956,830.72/x
  3. Step 3: Cross multiply
    1,720,744.96x = 2,374,682.88 × 956,830.72
  4. Step 4: Simplify right side
    1,720,744.96x = 2,272,169,529,842.07
  5. Step 5: Solve for x
    x = 2,272,169,529,842.07/1,720,744.96
  6. Step 6: Final answer
    x = 1,320,456.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.