Home / 1,416,470.16-2,123,158.93-697,306.80

Finding the Fourth Proportional to 1,416,470.16, 2,123,158.93 and 697,306.80

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Solution

The fourth proportional to 1,416,470.16, 2,123,158.93 and 697,306.80 is: 1,045,198.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,470.16 : 2,123,158.93 = 697,306.80 : x
  2. Step 2: Convert to fraction form
    1,416,470.16/2,123,158.93 = 697,306.80/x
  3. Step 3: Cross multiply
    1,416,470.16x = 2,123,158.93 × 697,306.80
  4. Step 4: Simplify right side
    1,416,470.16x = 1,480,493,159,369.72
  5. Step 5: Solve for x
    x = 1,480,493,159,369.72/1,416,470.16
  6. Step 6: Final answer
    x = 1,045,198.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.