Home / 1,453,323.47-2,005,571.95-808,732.55

Finding the Fourth Proportional to 1,453,323.47, 2,005,571.95 and 808,732.55

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Solution

The fourth proportional to 1,453,323.47, 2,005,571.95 and 808,732.55 is: 1,116,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,323.47 : 2,005,571.95 = 808,732.55 : x
  2. Step 2: Convert to fraction form
    1,453,323.47/2,005,571.95 = 808,732.55/x
  3. Step 3: Cross multiply
    1,453,323.47x = 2,005,571.95 × 808,732.55
  4. Step 4: Simplify right side
    1,453,323.47x = 1,621,971,320,324.07
  5. Step 5: Solve for x
    x = 1,621,971,320,324.07/1,453,323.47
  6. Step 6: Final answer
    x = 1,116,042.89

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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.