Home / 1,428,881.66-1,973,493.22-941,031.98

Finding the Fourth Proportional to 1,428,881.66, 1,973,493.22 and 941,031.98

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Solution

The fourth proportional to 1,428,881.66, 1,973,493.22 and 941,031.98 is: 1,299,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,881.66 : 1,973,493.22 = 941,031.98 : x
  2. Step 2: Convert to fraction form
    1,428,881.66/1,973,493.22 = 941,031.98/x
  3. Step 3: Cross multiply
    1,428,881.66x = 1,973,493.22 × 941,031.98
  4. Step 4: Simplify right side
    1,428,881.66x = 1,857,120,232,333.18
  5. Step 5: Solve for x
    x = 1,857,120,232,333.18/1,428,881.66
  6. Step 6: Final answer
    x = 1,299,701.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.