Home / 1,018,603.74-1,405,590.88-588,911.57

Finding the Fourth Proportional to 1,018,603.74, 1,405,590.88 and 588,911.57

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Solution

The fourth proportional to 1,018,603.74, 1,405,590.88 and 588,911.57 is: 812,650.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,603.74 : 1,405,590.88 = 588,911.57 : x
  2. Step 2: Convert to fraction form
    1,018,603.74/1,405,590.88 = 588,911.57/x
  3. Step 3: Cross multiply
    1,018,603.74x = 1,405,590.88 × 588,911.57
  4. Step 4: Simplify right side
    1,018,603.74x = 827,768,721,945.97
  5. Step 5: Solve for x
    x = 827,768,721,945.97/1,018,603.74
  6. Step 6: Final answer
    x = 812,650.39

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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.