Home / 5,423,208.93-8,134,869.42-1,379,698.65

Finding the Fourth Proportional to 5,423,208.93, 8,134,869.42 and 1,379,698.65

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Solution

The fourth proportional to 5,423,208.93, 8,134,869.42 and 1,379,698.65 is: 2,069,562.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,208.93 : 8,134,869.42 = 1,379,698.65 : x
  2. Step 2: Convert to fraction form
    5,423,208.93/8,134,869.42 = 1,379,698.65/x
  3. Step 3: Cross multiply
    5,423,208.93x = 8,134,869.42 × 1,379,698.65
  4. Step 4: Simplify right side
    5,423,208.93x = 11,223,668,356,700.28
  5. Step 5: Solve for x
    x = 11,223,668,356,700.28/5,423,208.93
  6. Step 6: Final answer
    x = 2,069,562.23

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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.