Home / 981,000.18-1,353,789.18-593,824.50

Finding the Fourth Proportional to 981,000.18, 1,353,789.18 and 593,824.50

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Solution

The fourth proportional to 981,000.18, 1,353,789.18 and 593,824.50 is: 819,483.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,000.18 : 1,353,789.18 = 593,824.50 : x
  2. Step 2: Convert to fraction form
    981,000.18/1,353,789.18 = 593,824.50/x
  3. Step 3: Cross multiply
    981,000.18x = 1,353,789.18 × 593,824.50
  4. Step 4: Simplify right side
    981,000.18x = 803,913,182,918.91
  5. Step 5: Solve for x
    x = 803,913,182,918.91/981,000.18
  6. Step 6: Final answer
    x = 819,483.22

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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.