Home / 3,406,472.65-4,700,774.13-1,955,146.64

Finding the Fourth Proportional to 3,406,472.65, 4,700,774.13 and 1,955,146.64

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Solution

The fourth proportional to 3,406,472.65, 4,700,774.13 and 1,955,146.64 is: 2,698,011.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,472.65 : 4,700,774.13 = 1,955,146.64 : x
  2. Step 2: Convert to fraction form
    3,406,472.65/4,700,774.13 = 1,955,146.64/x
  3. Step 3: Cross multiply
    3,406,472.65x = 4,700,774.13 × 1,955,146.64
  4. Step 4: Simplify right side
    3,406,472.65x = 9,190,702,745,668.42
  5. Step 5: Solve for x
    x = 9,190,702,745,668.42/3,406,472.65
  6. Step 6: Final answer
    x = 2,698,011.61

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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.