Home / 1,501,613.70-2,072,260.35-857,020.92

Finding the Fourth Proportional to 1,501,613.70, 2,072,260.35 and 857,020.92

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Solution

The fourth proportional to 1,501,613.70, 2,072,260.35 and 857,020.92 is: 1,182,707.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,613.70 : 2,072,260.35 = 857,020.92 : x
  2. Step 2: Convert to fraction form
    1,501,613.70/2,072,260.35 = 857,020.92/x
  3. Step 3: Cross multiply
    1,501,613.70x = 2,072,260.35 × 857,020.92
  4. Step 4: Simplify right side
    1,501,613.70x = 1,775,970,471,636.52
  5. Step 5: Solve for x
    x = 1,775,970,471,636.52/1,501,613.70
  6. Step 6: Final answer
    x = 1,182,707.96

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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.