Home / 1,948,140.10-2,689,261.05-1,184,437.54

Finding the Fourth Proportional to 1,948,140.10, 2,689,261.05 and 1,184,437.54

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Solution

The fourth proportional to 1,948,140.10, 2,689,261.05 and 1,184,437.54 is: 1,635,027.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,140.10 : 2,689,261.05 = 1,184,437.54 : x
  2. Step 2: Convert to fraction form
    1,948,140.10/2,689,261.05 = 1,184,437.54/x
  3. Step 3: Cross multiply
    1,948,140.10x = 2,689,261.05 × 1,184,437.54
  4. Step 4: Simplify right side
    1,948,140.10x = 3,185,261,742,479.82
  5. Step 5: Solve for x
    x = 3,185,261,742,479.82/1,948,140.10
  6. Step 6: Final answer
    x = 1,635,027.04

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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.