Home / 1,168,912.20-1,753,368.30-458,963.40

Finding the Fourth Proportional to 1,168,912.20, 1,753,368.30 and 458,963.40

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Solution

The fourth proportional to 1,168,912.20, 1,753,368.30 and 458,963.40 is: 688,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,912.20 : 1,753,368.30 = 458,963.40 : x
  2. Step 2: Convert to fraction form
    1,168,912.20/1,753,368.30 = 458,963.40/x
  3. Step 3: Cross multiply
    1,168,912.20x = 1,753,368.30 × 458,963.40
  4. Step 4: Simplify right side
    1,168,912.20x = 804,731,876,420.22
  5. Step 5: Solve for x
    x = 804,731,876,420.22/1,168,912.20
  6. Step 6: Final answer
    x = 688,445.10

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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.