Home / 3,604,821.64-4,974,313.62-2,154,228.28

Finding the Fourth Proportional to 3,604,821.64, 4,974,313.62 and 2,154,228.28

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Solution

The fourth proportional to 3,604,821.64, 4,974,313.62 and 2,154,228.28 is: 2,972,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604,821.64 : 4,974,313.62 = 2,154,228.28 : x
  2. Step 2: Convert to fraction form
    3,604,821.64/4,974,313.62 = 2,154,228.28/x
  3. Step 3: Cross multiply
    3,604,821.64x = 4,974,313.62 × 2,154,228.28
  4. Step 4: Simplify right side
    3,604,821.64x = 10,715,807,073,793.17
  5. Step 5: Solve for x
    x = 10,715,807,073,793.17/3,604,821.64
  6. Step 6: Final answer
    x = 2,972,631.70

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1.5x scale

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.