Home / 1,417,948.07-2,121,926.02-885,719.75

Finding the Fourth Proportional to 1,417,948.07, 2,121,926.02 and 885,719.75

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Solution

The fourth proportional to 1,417,948.07, 2,121,926.02 and 885,719.75 is: 1,325,458.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,948.07 : 2,121,926.02 = 885,719.75 : x
  2. Step 2: Convert to fraction form
    1,417,948.07/2,121,926.02 = 885,719.75/x
  3. Step 3: Cross multiply
    1,417,948.07x = 2,121,926.02 × 885,719.75
  4. Step 4: Simplify right side
    1,417,948.07x = 1,879,431,783,952.90
  5. Step 5: Solve for x
    x = 1,879,431,783,952.90/1,417,948.07
  6. Step 6: Final answer
    x = 1,325,458.83

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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.