Home / 3,604,945.14-4,974,484.05-2,154,351.78

Finding the Fourth Proportional to 3,604,945.14, 4,974,484.05 and 2,154,351.78

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Solution

The fourth proportional to 3,604,945.14, 4,974,484.05 and 2,154,351.78 is: 2,972,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604,945.14 : 4,974,484.05 = 2,154,351.78 : x
  2. Step 2: Convert to fraction form
    3,604,945.14/4,974,484.05 = 2,154,351.78/x
  3. Step 3: Cross multiply
    3,604,945.14x = 4,974,484.05 × 2,154,351.78
  4. Step 4: Simplify right side
    3,604,945.14x = 10,716,788,567,699.11
  5. Step 5: Solve for x
    x = 10,716,788,567,699.11/3,604,945.14
  6. Step 6: Final answer
    x = 2,972,802.12

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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.