Home / 1,590,977.52-2,195,598.77-902,678.35

Finding the Fourth Proportional to 1,590,977.52, 2,195,598.77 and 902,678.35

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Solution

The fourth proportional to 1,590,977.52, 2,195,598.77 and 902,678.35 is: 1,245,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,977.52 : 2,195,598.77 = 902,678.35 : x
  2. Step 2: Convert to fraction form
    1,590,977.52/2,195,598.77 = 902,678.35/x
  3. Step 3: Cross multiply
    1,590,977.52x = 2,195,598.77 × 902,678.35
  4. Step 4: Simplify right side
    1,590,977.52x = 1,981,919,471,733.33
  5. Step 5: Solve for x
    x = 1,981,919,471,733.33/1,590,977.52
  6. Step 6: Final answer
    x = 1,245,724.37

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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.