Home / 3,054,904.65-4,582,356.80-780,434

Finding the Fourth Proportional to 3,054,904.65, 4,582,356.80 and 780,434

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Solution

The fourth proportional to 3,054,904.65, 4,582,356.80 and 780,434 is: 1,170,650.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054,904.65 : 4,582,356.80 = 780,434 : x
  2. Step 2: Convert to fraction form
    3,054,904.65/4,582,356.80 = 780,434/x
  3. Step 3: Cross multiply
    3,054,904.65x = 4,582,356.80 × 780,434
  4. Step 4: Simplify right side
    3,054,904.65x = 3,576,227,046,851.20
  5. Step 5: Solve for x
    x = 3,576,227,046,851.20/3,054,904.65
  6. Step 6: Final answer
    x = 1,170,650.96

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Double scale
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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.