Home / 1,406,964.65-2,110,447.77-988,110.41

Finding the Fourth Proportional to 1,406,964.65, 2,110,447.77 and 988,110.41

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Solution

The fourth proportional to 1,406,964.65, 2,110,447.77 and 988,110.41 is: 1,482,166.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,964.65 : 2,110,447.77 = 988,110.41 : x
  2. Step 2: Convert to fraction form
    1,406,964.65/2,110,447.77 = 988,110.41/x
  3. Step 3: Cross multiply
    1,406,964.65x = 2,110,447.77 × 988,110.41
  4. Step 4: Simplify right side
    1,406,964.65x = 2,085,355,406,357.73
  5. Step 5: Solve for x
    x = 2,085,355,406,357.73/1,406,964.65
  6. Step 6: Final answer
    x = 1,482,166.17

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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.