Home / 977,226.80-1,465,840.20-879,249.20

Finding the Fourth Proportional to 977,226.80, 1,465,840.20 and 879,249.20

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Solution

The fourth proportional to 977,226.80, 1,465,840.20 and 879,249.20 is: 1,318,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,226.80 : 1,465,840.20 = 879,249.20 : x
  2. Step 2: Convert to fraction form
    977,226.80/1,465,840.20 = 879,249.20/x
  3. Step 3: Cross multiply
    977,226.80x = 1,465,840.20 × 879,249.20
  4. Step 4: Simplify right side
    977,226.80x = 1,288,838,823,177.84
  5. Step 5: Solve for x
    x = 1,288,838,823,177.84/977,226.80
  6. Step 6: Final answer
    x = 1,318,873.80

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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.