Home / 1,267,946.93-1,749,946.19-784,667.72

Finding the Fourth Proportional to 1,267,946.93, 1,749,946.19 and 784,667.72

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Solution

The fourth proportional to 1,267,946.93, 1,749,946.19 and 784,667.72 is: 1,082,952.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,946.93 : 1,749,946.19 = 784,667.72 : x
  2. Step 2: Convert to fraction form
    1,267,946.93/1,749,946.19 = 784,667.72/x
  3. Step 3: Cross multiply
    1,267,946.93x = 1,749,946.19 × 784,667.72
  4. Step 4: Simplify right side
    1,267,946.93x = 1,373,126,283,106.65
  5. Step 5: Solve for x
    x = 1,373,126,283,106.65/1,267,946.93
  6. Step 6: Final answer
    x = 1,082,952.49

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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.