Home / 1,146,865.12-1,582,727.88-637,576

Finding the Fourth Proportional to 1,146,865.12, 1,582,727.88 and 637,576

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Solution

The fourth proportional to 1,146,865.12, 1,582,727.88 and 637,576 is: 879,884.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,865.12 : 1,582,727.88 = 637,576 : x
  2. Step 2: Convert to fraction form
    1,146,865.12/1,582,727.88 = 637,576/x
  3. Step 3: Cross multiply
    1,146,865.12x = 1,582,727.88 × 637,576
  4. Step 4: Simplify right side
    1,146,865.12x = 1,009,109,310,818.88
  5. Step 5: Solve for x
    x = 1,009,109,310,818.88/1,146,865.12
  6. Step 6: Final answer
    x = 879,884.91

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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.