Home / 1,883,857.40-2,826,442.20-819,663.20

Finding the Fourth Proportional to 1,883,857.40, 2,826,442.20 and 819,663.20

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Solution

The fourth proportional to 1,883,857.40, 2,826,442.20 and 819,663.20 is: 1,229,780.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,857.40 : 2,826,442.20 = 819,663.20 : x
  2. Step 2: Convert to fraction form
    1,883,857.40/2,826,442.20 = 819,663.20/x
  3. Step 3: Cross multiply
    1,883,857.40x = 2,826,442.20 × 819,663.20
  4. Step 4: Simplify right side
    1,883,857.40x = 2,316,730,658,267.04
  5. Step 5: Solve for x
    x = 2,316,730,658,267.04/1,883,857.40
  6. Step 6: Final answer
    x = 1,229,780.27

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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.