Home / 1,268,008.01-1,902,836.49-549,051.81

Finding the Fourth Proportional to 1,268,008.01, 1,902,836.49 and 549,051.81

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Solution

The fourth proportional to 1,268,008.01, 1,902,836.49 and 549,051.81 is: 823,934.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,008.01 : 1,902,836.49 = 549,051.81 : x
  2. Step 2: Convert to fraction form
    1,268,008.01/1,902,836.49 = 549,051.81/x
  3. Step 3: Cross multiply
    1,268,008.01x = 1,902,836.49 × 549,051.81
  4. Step 4: Simplify right side
    1,268,008.01x = 1,044,755,818,968.55
  5. Step 5: Solve for x
    x = 1,044,755,818,968.55/1,268,008.01
  6. Step 6: Final answer
    x = 823,934.72

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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.