Home / 1,805,912.08-2,492,063.28-1,031,389.66

Finding the Fourth Proportional to 1,805,912.08, 2,492,063.28 and 1,031,389.66

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Solution

The fourth proportional to 1,805,912.08, 2,492,063.28 and 1,031,389.66 is: 1,423,263.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,912.08 : 2,492,063.28 = 1,031,389.66 : x
  2. Step 2: Convert to fraction form
    1,805,912.08/2,492,063.28 = 1,031,389.66/x
  3. Step 3: Cross multiply
    1,805,912.08x = 2,492,063.28 × 1,031,389.66
  4. Step 4: Simplify right side
    1,805,912.08x = 2,570,288,299,057.68
  5. Step 5: Solve for x
    x = 2,570,288,299,057.68/1,805,912.08
  6. Step 6: Final answer
    x = 1,423,263.25

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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.