Home / 3,670,668.18-5,065,381.08-2,039,178.06

Finding the Fourth Proportional to 3,670,668.18, 5,065,381.08 and 2,039,178.06

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Solution

The fourth proportional to 3,670,668.18, 5,065,381.08 and 2,039,178.06 is: 2,813,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,668.18 : 5,065,381.08 = 2,039,178.06 : x
  2. Step 2: Convert to fraction form
    3,670,668.18/5,065,381.08 = 2,039,178.06/x
  3. Step 3: Cross multiply
    3,670,668.18x = 5,065,381.08 × 2,039,178.06
  4. Step 4: Simplify right side
    3,670,668.18x = 10,329,213,963,875.11
  5. Step 5: Solve for x
    x = 10,329,213,963,875.11/3,670,668.18
  6. Step 6: Final answer
    x = 2,813,987.39

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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.