Home / 977,619.60-1,466,429.40-829,997.10

Finding the Fourth Proportional to 977,619.60, 1,466,429.40 and 829,997.10

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Solution

The fourth proportional to 977,619.60, 1,466,429.40 and 829,997.10 is: 1,244,995.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,619.60 : 1,466,429.40 = 829,997.10 : x
  2. Step 2: Convert to fraction form
    977,619.60/1,466,429.40 = 829,997.10/x
  3. Step 3: Cross multiply
    977,619.60x = 1,466,429.40 × 829,997.10
  4. Step 4: Simplify right side
    977,619.60x = 1,217,132,149,354.74
  5. Step 5: Solve for x
    x = 1,217,132,149,354.74/977,619.60
  6. Step 6: Final answer
    x = 1,244,995.65

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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.