Home / 1,728,835.59-2,386,105.38-1,031,161.17

Finding the Fourth Proportional to 1,728,835.59, 2,386,105.38 and 1,031,161.17

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Solution

The fourth proportional to 1,728,835.59, 2,386,105.38 and 1,031,161.17 is: 1,423,188.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,835.59 : 2,386,105.38 = 1,031,161.17 : x
  2. Step 2: Convert to fraction form
    1,728,835.59/2,386,105.38 = 1,031,161.17/x
  3. Step 3: Cross multiply
    1,728,835.59x = 2,386,105.38 × 1,031,161.17
  4. Step 4: Simplify right side
    1,728,835.59x = 2,460,459,215,384.09
  5. Step 5: Solve for x
    x = 2,460,459,215,384.09/1,728,835.59
  6. Step 6: Final answer
    x = 1,423,188.67

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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.