Home / 3,011,668.32-4,156,109.40-1,653,628.80

Finding the Fourth Proportional to 3,011,668.32, 4,156,109.40 and 1,653,628.80

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Solution

The fourth proportional to 3,011,668.32, 4,156,109.40 and 1,653,628.80 is: 2,282,011.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,668.32 : 4,156,109.40 = 1,653,628.80 : x
  2. Step 2: Convert to fraction form
    3,011,668.32/4,156,109.40 = 1,653,628.80/x
  3. Step 3: Cross multiply
    3,011,668.32x = 4,156,109.40 × 1,653,628.80
  4. Step 4: Simplify right side
    3,011,668.32x = 6,872,662,199,790.72
  5. Step 5: Solve for x
    x = 6,872,662,199,790.72/3,011,668.32
  6. Step 6: Final answer
    x = 2,282,011.65

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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.