Home / 1,448,569.80-1,999,273.80-836,612.64

Finding the Fourth Proportional to 1,448,569.80, 1,999,273.80 and 836,612.64

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Solution

The fourth proportional to 1,448,569.80, 1,999,273.80 and 836,612.64 is: 1,154,668.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,569.80 : 1,999,273.80 = 836,612.64 : x
  2. Step 2: Convert to fraction form
    1,448,569.80/1,999,273.80 = 836,612.64/x
  3. Step 3: Cross multiply
    1,448,569.80x = 1,999,273.80 × 836,612.64
  4. Step 4: Simplify right side
    1,448,569.80x = 1,672,617,731,900.83
  5. Step 5: Solve for x
    x = 1,672,617,731,900.83/1,448,569.80
  6. Step 6: Final answer
    x = 1,154,668.37

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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.