Home / 976,859.80-1,465,289.70-935,387.80

Finding the Fourth Proportional to 976,859.80, 1,465,289.70 and 935,387.80

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Solution

The fourth proportional to 976,859.80, 1,465,289.70 and 935,387.80 is: 1,403,081.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,859.80 : 1,465,289.70 = 935,387.80 : x
  2. Step 2: Convert to fraction form
    976,859.80/1,465,289.70 = 935,387.80/x
  3. Step 3: Cross multiply
    976,859.80x = 1,465,289.70 × 935,387.80
  4. Step 4: Simplify right side
    976,859.80x = 1,370,614,108,845.66
  5. Step 5: Solve for x
    x = 1,370,614,108,845.66/976,859.80
  6. Step 6: Final answer
    x = 1,403,081.70

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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.