Home / 4,472,888.72-6,709,332.03-1,278,014.93

Finding the Fourth Proportional to 4,472,888.72, 6,709,332.03 and 1,278,014.93

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Solution

The fourth proportional to 4,472,888.72, 6,709,332.03 and 1,278,014.93 is: 1,917,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472,888.72 : 6,709,332.03 = 1,278,014.93 : x
  2. Step 2: Convert to fraction form
    4,472,888.72/6,709,332.03 = 1,278,014.93/x
  3. Step 3: Cross multiply
    4,472,888.72x = 6,709,332.03 × 1,278,014.93
  4. Step 4: Simplify right side
    4,472,888.72x = 8,574,626,491,487.99
  5. Step 5: Solve for x
    x = 8,574,626,491,487.99/4,472,888.72
  6. Step 6: Final answer
    x = 1,917,022.09

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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.