Home / 5,151,764.58-7,727,397.48-1,956,641.40

Finding the Fourth Proportional to 5,151,764.58, 7,727,397.48 and 1,956,641.40

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Solution

The fourth proportional to 5,151,764.58, 7,727,397.48 and 1,956,641.40 is: 2,934,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151,764.58 : 7,727,397.48 = 1,956,641.40 : x
  2. Step 2: Convert to fraction form
    5,151,764.58/7,727,397.48 = 1,956,641.40/x
  3. Step 3: Cross multiply
    5,151,764.58x = 7,727,397.48 × 1,956,641.40
  4. Step 4: Simplify right side
    5,151,764.58x = 15,119,745,823,623.67
  5. Step 5: Solve for x
    x = 15,119,745,823,623.67/5,151,764.58
  6. Step 6: Final answer
    x = 2,934,867.38

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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.