Home / 1,145,900.70-1,719,223.65-546,784.20

Finding the Fourth Proportional to 1,145,900.70, 1,719,223.65 and 546,784.20

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Solution

The fourth proportional to 1,145,900.70, 1,719,223.65 and 546,784.20 is: 820,354.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,900.70 : 1,719,223.65 = 546,784.20 : x
  2. Step 2: Convert to fraction form
    1,145,900.70/1,719,223.65 = 546,784.20/x
  3. Step 3: Cross multiply
    1,145,900.70x = 1,719,223.65 × 546,784.20
  4. Step 4: Simplify right side
    1,145,900.70x = 940,044,328,086.33
  5. Step 5: Solve for x
    x = 940,044,328,086.33/1,145,900.70
  6. Step 6: Final answer
    x = 820,354.09

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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.