Home / 1,110,662.23-1,666,055.66-311,881.49

Finding the Fourth Proportional to 1,110,662.23, 1,666,055.66 and 311,881.49

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Solution

The fourth proportional to 1,110,662.23, 1,666,055.66 and 311,881.49 is: 467,839.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,662.23 : 1,666,055.66 = 311,881.49 : x
  2. Step 2: Convert to fraction form
    1,110,662.23/1,666,055.66 = 311,881.49/x
  3. Step 3: Cross multiply
    1,110,662.23x = 1,666,055.66 × 311,881.49
  4. Step 4: Simplify right side
    1,110,662.23x = 519,611,921,925.31
  5. Step 5: Solve for x
    x = 519,611,921,925.31/1,110,662.23
  6. Step 6: Final answer
    x = 467,839.74

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1.5x scale

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.