Home / 3,604,941.14-4,974,478.53-2,154,347.78

Finding the Fourth Proportional to 3,604,941.14, 4,974,478.53 and 2,154,347.78

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Solution

The fourth proportional to 3,604,941.14, 4,974,478.53 and 2,154,347.78 is: 2,972,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604,941.14 : 4,974,478.53 = 2,154,347.78 : x
  2. Step 2: Convert to fraction form
    3,604,941.14/4,974,478.53 = 2,154,347.78/x
  3. Step 3: Cross multiply
    3,604,941.14x = 4,974,478.53 × 2,154,347.78
  4. Step 4: Simplify right side
    3,604,941.14x = 10,716,756,777,763.16
  5. Step 5: Solve for x
    x = 10,716,756,777,763.16/3,604,941.14
  6. Step 6: Final answer
    x = 2,972,796.60

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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.