Home / 1,068,308.20-1,603,499.10-536,429.80

Finding the Fourth Proportional to 1,068,308.20, 1,603,499.10 and 536,429.80

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Solution

The fourth proportional to 1,068,308.20, 1,603,499.10 and 536,429.80 is: 805,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,308.20 : 1,603,499.10 = 536,429.80 : x
  2. Step 2: Convert to fraction form
    1,068,308.20/1,603,499.10 = 536,429.80/x
  3. Step 3: Cross multiply
    1,068,308.20x = 1,603,499.10 × 536,429.80
  4. Step 4: Simplify right side
    1,068,308.20x = 860,164,701,513.18
  5. Step 5: Solve for x
    x = 860,164,701,513.18/1,068,308.20
  6. Step 6: Final answer
    x = 805,165.31

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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.