Home / 1,054,355.81-1,455,118.43-760,247.46

Finding the Fourth Proportional to 1,054,355.81, 1,455,118.43 and 760,247.46

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Solution

The fourth proportional to 1,054,355.81, 1,455,118.43 and 760,247.46 is: 1,049,218.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,355.81 : 1,455,118.43 = 760,247.46 : x
  2. Step 2: Convert to fraction form
    1,054,355.81/1,455,118.43 = 760,247.46/x
  3. Step 3: Cross multiply
    1,054,355.81x = 1,455,118.43 × 760,247.46
  4. Step 4: Simplify right side
    1,054,355.81x = 1,106,250,086,605.45
  5. Step 5: Solve for x
    x = 1,106,250,086,605.45/1,054,355.81
  6. Step 6: Final answer
    x = 1,049,218.95

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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.