Home / 1,765,339.14-2,431,527.48-1,356,658.50

Finding the Fourth Proportional to 1,765,339.14, 2,431,527.48 and 1,356,658.50

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Solution

The fourth proportional to 1,765,339.14, 2,431,527.48 and 1,356,658.50 is: 1,868,622.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,339.14 : 2,431,527.48 = 1,356,658.50 : x
  2. Step 2: Convert to fraction form
    1,765,339.14/2,431,527.48 = 1,356,658.50/x
  3. Step 3: Cross multiply
    1,765,339.14x = 2,431,527.48 × 1,356,658.50
  4. Step 4: Simplify right side
    1,765,339.14x = 3,298,752,423,725.58
  5. Step 5: Solve for x
    x = 3,298,752,423,725.58/1,765,339.14
  6. Step 6: Final answer
    x = 1,868,622.49

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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.