Home / 1,078,630.47-1,488,466.54-595,189.34

Finding the Fourth Proportional to 1,078,630.47, 1,488,466.54 and 595,189.34

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Solution

The fourth proportional to 1,078,630.47, 1,488,466.54 and 595,189.34 is: 821,337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,630.47 : 1,488,466.54 = 595,189.34 : x
  2. Step 2: Convert to fraction form
    1,078,630.47/1,488,466.54 = 595,189.34/x
  3. Step 3: Cross multiply
    1,078,630.47x = 1,488,466.54 × 595,189.34
  4. Step 4: Simplify right side
    1,078,630.47x = 885,919,417,554.68
  5. Step 5: Solve for x
    x = 885,919,417,554.68/1,078,630.47
  6. Step 6: Final answer
    x = 821,337.28

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Double scale
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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.