Home / 1,178,973.42-1,767,189.07-570,476.51

Finding the Fourth Proportional to 1,178,973.42, 1,767,189.07 and 570,476.51

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Solution

The fourth proportional to 1,178,973.42, 1,767,189.07 and 570,476.51 is: 855,099.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,973.42 : 1,767,189.07 = 570,476.51 : x
  2. Step 2: Convert to fraction form
    1,178,973.42/1,767,189.07 = 570,476.51/x
  3. Step 3: Cross multiply
    1,178,973.42x = 1,767,189.07 × 570,476.51
  4. Step 4: Simplify right side
    1,178,973.42x = 1,008,139,853,163.75
  5. Step 5: Solve for x
    x = 1,008,139,853,163.75/1,178,973.42
  6. Step 6: Final answer
    x = 855,099.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.