Home / 1,742,723.46-2,405,145.77-1,054,773.90

Finding the Fourth Proportional to 1,742,723.46, 2,405,145.77 and 1,054,773.90

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Solution

The fourth proportional to 1,742,723.46, 2,405,145.77 and 1,054,773.90 is: 1,455,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,723.46 : 2,405,145.77 = 1,054,773.90 : x
  2. Step 2: Convert to fraction form
    1,742,723.46/2,405,145.77 = 1,054,773.90/x
  3. Step 3: Cross multiply
    1,742,723.46x = 2,405,145.77 × 1,054,773.90
  4. Step 4: Simplify right side
    1,742,723.46x = 2,536,884,978,617.53
  5. Step 5: Solve for x
    x = 2,536,884,978,617.53/1,742,723.46
  6. Step 6: Final answer
    x = 1,455,701.40

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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.