Home / 1,066,078.80-1,597,044.60-644,101.20

Finding the Fourth Proportional to 1,066,078.80, 1,597,044.60 and 644,101.20

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Solution

The fourth proportional to 1,066,078.80, 1,597,044.60 and 644,101.20 is: 964,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,078.80 : 1,597,044.60 = 644,101.20 : x
  2. Step 2: Convert to fraction form
    1,066,078.80/1,597,044.60 = 644,101.20/x
  3. Step 3: Cross multiply
    1,066,078.80x = 1,597,044.60 × 644,101.20
  4. Step 4: Simplify right side
    1,066,078.80x = 1,028,658,343,313.52
  5. Step 5: Solve for x
    x = 1,028,658,343,313.52/1,066,078.80
  6. Step 6: Final answer
    x = 964,898.98

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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.