Home / 1,868,474.66-2,578,495.01-1,009,034.85

Finding the Fourth Proportional to 1,868,474.66, 2,578,495.01 and 1,009,034.85

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Solution

The fourth proportional to 1,868,474.66, 2,578,495.01 and 1,009,034.85 is: 1,392,468.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,474.66 : 2,578,495.01 = 1,009,034.85 : x
  2. Step 2: Convert to fraction form
    1,868,474.66/2,578,495.01 = 1,009,034.85/x
  3. Step 3: Cross multiply
    1,868,474.66x = 2,578,495.01 × 1,009,034.85
  4. Step 4: Simplify right side
    1,868,474.66x = 2,601,791,314,710.45
  5. Step 5: Solve for x
    x = 2,601,791,314,710.45/1,868,474.66
  6. Step 6: Final answer
    x = 1,392,468.07

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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.