Home / 1,438,926.45-1,985,666.40-794,332.77

Finding the Fourth Proportional to 1,438,926.45, 1,985,666.40 and 794,332.77

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Solution

The fourth proportional to 1,438,926.45, 1,985,666.40 and 794,332.77 is: 1,096,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,926.45 : 1,985,666.40 = 794,332.77 : x
  2. Step 2: Convert to fraction form
    1,438,926.45/1,985,666.40 = 794,332.77/x
  3. Step 3: Cross multiply
    1,438,926.45x = 1,985,666.40 × 794,332.77
  4. Step 4: Simplify right side
    1,438,926.45x = 1,577,279,891,807.93
  5. Step 5: Solve for x
    x = 1,577,279,891,807.93/1,438,926.45
  6. Step 6: Final answer
    x = 1,096,150.46

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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.