Home / 1,331,541.33-1,997,326.58-384,920.25

Finding the Fourth Proportional to 1,331,541.33, 1,997,326.58 and 384,920.25

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Solution

The fourth proportional to 1,331,541.33, 1,997,326.58 and 384,920.25 is: 577,384.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,541.33 : 1,997,326.58 = 384,920.25 : x
  2. Step 2: Convert to fraction form
    1,331,541.33/1,997,326.58 = 384,920.25/x
  3. Step 3: Cross multiply
    1,331,541.33x = 1,997,326.58 × 384,920.25
  4. Step 4: Simplify right side
    1,331,541.33x = 768,811,444,580.64
  5. Step 5: Solve for x
    x = 768,811,444,580.64/1,331,541.33
  6. Step 6: Final answer
    x = 577,384.59

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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.