Home / 977,114.70-1,465,672.05-819,650.70

Finding the Fourth Proportional to 977,114.70, 1,465,672.05 and 819,650.70

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Solution

The fourth proportional to 977,114.70, 1,465,672.05 and 819,650.70 is: 1,229,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,114.70 : 1,465,672.05 = 819,650.70 : x
  2. Step 2: Convert to fraction form
    977,114.70/1,465,672.05 = 819,650.70/x
  3. Step 3: Cross multiply
    977,114.70x = 1,465,672.05 × 819,650.70
  4. Step 4: Simplify right side
    977,114.70x = 1,201,339,121,752.94
  5. Step 5: Solve for x
    x = 1,201,339,121,752.94/977,114.70
  6. Step 6: Final answer
    x = 1,229,476.05

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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.