Home / 1,055,934.58-1,458,392.50-715,812.34

Finding the Fourth Proportional to 1,055,934.58, 1,458,392.50 and 715,812.34

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Solution

The fourth proportional to 1,055,934.58, 1,458,392.50 and 715,812.34 is: 988,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,934.58 : 1,458,392.50 = 715,812.34 : x
  2. Step 2: Convert to fraction form
    1,055,934.58/1,458,392.50 = 715,812.34/x
  3. Step 3: Cross multiply
    1,055,934.58x = 1,458,392.50 × 715,812.34
  4. Step 4: Simplify right side
    1,055,934.58x = 1,043,935,348,063.45
  5. Step 5: Solve for x
    x = 1,043,935,348,063.45/1,055,934.58
  6. Step 6: Final answer
    x = 988,636.39

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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.