Home / 1,453,010.81-2,005,250.75-808,432.34

Finding the Fourth Proportional to 1,453,010.81, 2,005,250.75 and 808,432.34

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Solution

The fourth proportional to 1,453,010.81, 2,005,250.75 and 808,432.34 is: 1,115,689.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,010.81 : 2,005,250.75 = 808,432.34 : x
  2. Step 2: Convert to fraction form
    1,453,010.81/2,005,250.75 = 808,432.34/x
  3. Step 3: Cross multiply
    1,453,010.81x = 2,005,250.75 × 808,432.34
  4. Step 4: Simplify right side
    1,453,010.81x = 1,621,109,542,040.84
  5. Step 5: Solve for x
    x = 1,621,109,542,040.84/1,453,010.81
  6. Step 6: Final answer
    x = 1,115,689.94

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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.