Home / 1,406,955.39-2,110,433.90-988,101.15

Finding the Fourth Proportional to 1,406,955.39, 2,110,433.90 and 988,101.15

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Solution

The fourth proportional to 1,406,955.39, 2,110,433.90 and 988,101.15 is: 1,482,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,955.39 : 2,110,433.90 = 988,101.15 : x
  2. Step 2: Convert to fraction form
    1,406,955.39/2,110,433.90 = 988,101.15/x
  3. Step 3: Cross multiply
    1,406,955.39x = 2,110,433.90 × 988,101.15
  4. Step 4: Simplify right side
    1,406,955.39x = 2,085,322,163,588.99
  5. Step 5: Solve for x
    x = 2,085,322,163,588.99/1,406,955.39
  6. Step 6: Final answer
    x = 1,482,152.30

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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.