Home / 1,152,956.30-1,590,958.67-669,426.93

Finding the Fourth Proportional to 1,152,956.30, 1,590,958.67 and 669,426.93

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Solution

The fourth proportional to 1,152,956.30, 1,590,958.67 and 669,426.93 is: 923,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,956.30 : 1,590,958.67 = 669,426.93 : x
  2. Step 2: Convert to fraction form
    1,152,956.30/1,590,958.67 = 669,426.93/x
  3. Step 3: Cross multiply
    1,152,956.30x = 1,590,958.67 × 669,426.93
  4. Step 4: Simplify right side
    1,152,956.30x = 1,065,030,574,867.85
  5. Step 5: Solve for x
    x = 1,065,030,574,867.85/1,152,956.30
  6. Step 6: Final answer
    x = 923,738.90

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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.