Home / 1,283,898.12-1,771,757.52-710,925.98

Finding the Fourth Proportional to 1,283,898.12, 1,771,757.52 and 710,925.98

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Solution

The fourth proportional to 1,283,898.12, 1,771,757.52 and 710,925.98 is: 981,065.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,898.12 : 1,771,757.52 = 710,925.98 : x
  2. Step 2: Convert to fraction form
    1,283,898.12/1,771,757.52 = 710,925.98/x
  3. Step 3: Cross multiply
    1,283,898.12x = 1,771,757.52 × 710,925.98
  4. Step 4: Simplify right side
    1,283,898.12x = 1,259,588,451,228.37
  5. Step 5: Solve for x
    x = 1,259,588,451,228.37/1,283,898.12
  6. Step 6: Final answer
    x = 981,065.73

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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.