Home / 3,286,868.81-4,930,303.30-890,713.35

Finding the Fourth Proportional to 3,286,868.81, 4,930,303.30 and 890,713.35

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Solution

The fourth proportional to 3,286,868.81, 4,930,303.30 and 890,713.35 is: 1,336,070.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,868.81 : 4,930,303.30 = 890,713.35 : x
  2. Step 2: Convert to fraction form
    3,286,868.81/4,930,303.30 = 890,713.35/x
  3. Step 3: Cross multiply
    3,286,868.81x = 4,930,303.30 × 890,713.35
  4. Step 4: Simplify right side
    3,286,868.81x = 4,391,486,966,632.27
  5. Step 5: Solve for x
    x = 4,391,486,966,632.27/3,286,868.81
  6. Step 6: Final answer
    x = 1,336,070.05

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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.