Home / 5,119,612.65-7,680,564.42-1,924,766.51

Finding the Fourth Proportional to 5,119,612.65, 7,680,564.42 and 1,924,766.51

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Solution

The fourth proportional to 5,119,612.65, 7,680,564.42 and 1,924,766.51 is: 2,887,580.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119,612.65 : 7,680,564.42 = 1,924,766.51 : x
  2. Step 2: Convert to fraction form
    5,119,612.65/7,680,564.42 = 1,924,766.51/x
  3. Step 3: Cross multiply
    5,119,612.65x = 7,680,564.42 × 1,924,766.51
  4. Step 4: Simplify right side
    5,119,612.65x = 14,783,293,173,513.57
  5. Step 5: Solve for x
    x = 14,783,293,173,513.57/5,119,612.65
  6. Step 6: Final answer
    x = 2,887,580.41

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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.