Home / 1,174,482.12-1,620,708.60-690,953.85

Finding the Fourth Proportional to 1,174,482.12, 1,620,708.60 and 690,953.85

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Solution

The fourth proportional to 1,174,482.12, 1,620,708.60 and 690,953.85 is: 953,471.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,482.12 : 1,620,708.60 = 690,953.85 : x
  2. Step 2: Convert to fraction form
    1,174,482.12/1,620,708.60 = 690,953.85/x
  3. Step 3: Cross multiply
    1,174,482.12x = 1,620,708.60 × 690,953.85
  4. Step 4: Simplify right side
    1,174,482.12x = 1,119,834,846,898.11
  5. Step 5: Solve for x
    x = 1,119,834,846,898.11/1,174,482.12
  6. Step 6: Final answer
    x = 953,471.17

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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.