Home / 1,567,477.15-2,351,215.73-770,315.65

Finding the Fourth Proportional to 1,567,477.15, 2,351,215.73 and 770,315.65

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Solution

The fourth proportional to 1,567,477.15, 2,351,215.73 and 770,315.65 is: 1,155,473.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,477.15 : 2,351,215.73 = 770,315.65 : x
  2. Step 2: Convert to fraction form
    1,567,477.15/2,351,215.73 = 770,315.65/x
  3. Step 3: Cross multiply
    1,567,477.15x = 2,351,215.73 × 770,315.65
  4. Step 4: Simplify right side
    1,567,477.15x = 1,811,178,273,345.17
  5. Step 5: Solve for x
    x = 1,811,178,273,345.17/1,567,477.15
  6. Step 6: Final answer
    x = 1,155,473.48

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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.