Home / 898,156.40-1,347,234.60-809,582.90

Finding the Fourth Proportional to 898,156.40, 1,347,234.60 and 809,582.90

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Solution

The fourth proportional to 898,156.40, 1,347,234.60 and 809,582.90 is: 1,214,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,156.40 : 1,347,234.60 = 809,582.90 : x
  2. Step 2: Convert to fraction form
    898,156.40/1,347,234.60 = 809,582.90/x
  3. Step 3: Cross multiply
    898,156.40x = 1,347,234.60 × 809,582.90
  4. Step 4: Simplify right side
    898,156.40x = 1,090,698,094,448.34
  5. Step 5: Solve for x
    x = 1,090,698,094,448.34/898,156.40
  6. Step 6: Final answer
    x = 1,214,374.35

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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.