Home / 3,520,036.05-4,857,248.16-1,971,082.36

Finding the Fourth Proportional to 3,520,036.05, 4,857,248.16 and 1,971,082.36

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Solution

The fourth proportional to 3,520,036.05, 4,857,248.16 and 1,971,082.36 is: 2,719,868.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,036.05 : 4,857,248.16 = 1,971,082.36 : x
  2. Step 2: Convert to fraction form
    3,520,036.05/4,857,248.16 = 1,971,082.36/x
  3. Step 3: Cross multiply
    3,520,036.05x = 4,857,248.16 × 1,971,082.36
  4. Step 4: Simplify right side
    3,520,036.05x = 9,574,036,166,318.46
  5. Step 5: Solve for x
    x = 9,574,036,166,318.46/3,520,036.05
  6. Step 6: Final answer
    x = 2,719,868.78

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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.