Home / 977,606.70-1,466,410.05-809,645.10

Finding the Fourth Proportional to 977,606.70, 1,466,410.05 and 809,645.10

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Solution

The fourth proportional to 977,606.70, 1,466,410.05 and 809,645.10 is: 1,214,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,606.70 : 1,466,410.05 = 809,645.10 : x
  2. Step 2: Convert to fraction form
    977,606.70/1,466,410.05 = 809,645.10/x
  3. Step 3: Cross multiply
    977,606.70x = 1,466,410.05 × 809,645.10
  4. Step 4: Simplify right side
    977,606.70x = 1,187,271,711,573.25
  5. Step 5: Solve for x
    x = 1,187,271,711,573.25/977,606.70
  6. Step 6: Final answer
    x = 1,214,467.65

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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.