Home / 3,190,521.81-4,402,972.01-1,740,216.88

Finding the Fourth Proportional to 3,190,521.81, 4,402,972.01 and 1,740,216.88

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Solution

The fourth proportional to 3,190,521.81, 4,402,972.01 and 1,740,216.88 is: 2,401,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,521.81 : 4,402,972.01 = 1,740,216.88 : x
  2. Step 2: Convert to fraction form
    3,190,521.81/4,402,972.01 = 1,740,216.88/x
  3. Step 3: Cross multiply
    3,190,521.81x = 4,402,972.01 × 1,740,216.88
  4. Step 4: Simplify right side
    3,190,521.81x = 7,662,126,207,312.64
  5. Step 5: Solve for x
    x = 7,662,126,207,312.64/3,190,521.81
  6. Step 6: Final answer
    x = 2,401,527.61

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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.