Home / 3,870,663.03-5,341,697.28-2,151,812.25

Finding the Fourth Proportional to 3,870,663.03, 5,341,697.28 and 2,151,812.25

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Solution

The fourth proportional to 3,870,663.03, 5,341,697.28 and 2,151,812.25 is: 2,969,602.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,663.03 : 5,341,697.28 = 2,151,812.25 : x
  2. Step 2: Convert to fraction form
    3,870,663.03/5,341,697.28 = 2,151,812.25/x
  3. Step 3: Cross multiply
    3,870,663.03x = 5,341,697.28 × 2,151,812.25
  4. Step 4: Simplify right side
    3,870,663.03x = 11,494,329,642,895.68
  5. Step 5: Solve for x
    x = 11,494,329,642,895.68/3,870,663.03
  6. Step 6: Final answer
    x = 2,969,602.25

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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.