Home / 1,188,426.96-1,782,935.28-589,670.64

Finding the Fourth Proportional to 1,188,426.96, 1,782,935.28 and 589,670.64

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Solution

The fourth proportional to 1,188,426.96, 1,782,935.28 and 589,670.64 is: 884,652.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,426.96 : 1,782,935.28 = 589,670.64 : x
  2. Step 2: Convert to fraction form
    1,188,426.96/1,782,935.28 = 589,670.64/x
  3. Step 3: Cross multiply
    1,188,426.96x = 1,782,935.28 × 589,670.64
  4. Step 4: Simplify right side
    1,188,426.96x = 1,051,344,587,636.18
  5. Step 5: Solve for x
    x = 1,051,344,587,636.18/1,188,426.96
  6. Step 6: Final answer
    x = 884,652.25

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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.