Home / 1,418,813.47-1,957,946.43-774,244.63

Finding the Fourth Proportional to 1,418,813.47, 1,957,946.43 and 774,244.63

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Solution

The fourth proportional to 1,418,813.47, 1,957,946.43 and 774,244.63 is: 1,068,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,813.47 : 1,957,946.43 = 774,244.63 : x
  2. Step 2: Convert to fraction form
    1,418,813.47/1,957,946.43 = 774,244.63/x
  3. Step 3: Cross multiply
    1,418,813.47x = 1,957,946.43 × 774,244.63
  4. Step 4: Simplify right side
    1,418,813.47x = 1,515,929,509,255.17
  5. Step 5: Solve for x
    x = 1,515,929,509,255.17/1,418,813.47
  6. Step 6: Final answer
    x = 1,068,448.77

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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.