Home / 1,891,899-2,610,875.70-1,032,514.20

Finding the Fourth Proportional to 1,891,899, 2,610,875.70 and 1,032,514.20

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Solution

The fourth proportional to 1,891,899, 2,610,875.70 and 1,032,514.20 is: 1,424,899.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,899 : 2,610,875.70 = 1,032,514.20 : x
  2. Step 2: Convert to fraction form
    1,891,899/2,610,875.70 = 1,032,514.20/x
  3. Step 3: Cross multiply
    1,891,899x = 2,610,875.70 × 1,032,514.20
  4. Step 4: Simplify right side
    1,891,899x = 2,695,766,234,684.94
  5. Step 5: Solve for x
    x = 2,695,766,234,684.94/1,891,899
  6. Step 6: Final answer
    x = 1,424,899.66

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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.