Home / 1,215,848.58-1,677,934.76-699,681.15

Finding the Fourth Proportional to 1,215,848.58, 1,677,934.76 and 699,681.15

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Solution

The fourth proportional to 1,215,848.58, 1,677,934.76 and 699,681.15 is: 965,596.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,848.58 : 1,677,934.76 = 699,681.15 : x
  2. Step 2: Convert to fraction form
    1,215,848.58/1,677,934.76 = 699,681.15/x
  3. Step 3: Cross multiply
    1,215,848.58x = 1,677,934.76 × 699,681.15
  4. Step 4: Simplify right side
    1,215,848.58x = 1,174,019,319,003.37
  5. Step 5: Solve for x
    x = 1,174,019,319,003.37/1,215,848.58
  6. Step 6: Final answer
    x = 965,596.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.