Home / 2,859,756.56-4,289,631.39-729,840.90

Finding the Fourth Proportional to 2,859,756.56, 4,289,631.39 and 729,840.90

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Solution

The fourth proportional to 2,859,756.56, 4,289,631.39 and 729,840.90 is: 1,094,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,756.56 : 4,289,631.39 = 729,840.90 : x
  2. Step 2: Convert to fraction form
    2,859,756.56/4,289,631.39 = 729,840.90/x
  3. Step 3: Cross multiply
    2,859,756.56x = 4,289,631.39 × 729,840.90
  4. Step 4: Simplify right side
    2,859,756.56x = 3,130,748,430,696.65
  5. Step 5: Solve for x
    x = 3,130,748,430,696.65/2,859,756.56
  6. Step 6: Final answer
    x = 1,094,760.47

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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.