Home / 1,781,341.80-2,672,012.70-1,676,365.80

Finding the Fourth Proportional to 1,781,341.80, 2,672,012.70 and 1,676,365.80

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Solution

The fourth proportional to 1,781,341.80, 2,672,012.70 and 1,676,365.80 is: 2,514,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,341.80 : 2,672,012.70 = 1,676,365.80 : x
  2. Step 2: Convert to fraction form
    1,781,341.80/2,672,012.70 = 1,676,365.80/x
  3. Step 3: Cross multiply
    1,781,341.80x = 2,672,012.70 × 1,676,365.80
  4. Step 4: Simplify right side
    1,781,341.80x = 4,479,270,707,445.66
  5. Step 5: Solve for x
    x = 4,479,270,707,445.66/1,781,341.80
  6. Step 6: Final answer
    x = 2,514,548.70

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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.