Home / 977,774.60-1,464,912.30-799,315.40

Finding the Fourth Proportional to 977,774.60, 1,464,912.30 and 799,315.40

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Solution

The fourth proportional to 977,774.60, 1,464,912.30 and 799,315.40 is: 1,197,542.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,774.60 : 1,464,912.30 = 799,315.40 : x
  2. Step 2: Convert to fraction form
    977,774.60/1,464,912.30 = 799,315.40/x
  3. Step 3: Cross multiply
    977,774.60x = 1,464,912.30 × 799,315.40
  4. Step 4: Simplify right side
    977,774.60x = 1,170,926,961,039.42
  5. Step 5: Solve for x
    x = 1,170,926,961,039.42/977,774.60
  6. Step 6: Final answer
    x = 1,197,542.83

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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.