Home / 1,579,361.40-2,368,895.22-442,226.52

Finding the Fourth Proportional to 1,579,361.40, 2,368,895.22 and 442,226.52

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Solution

The fourth proportional to 1,579,361.40, 2,368,895.22 and 442,226.52 is: 663,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,361.40 : 2,368,895.22 = 442,226.52 : x
  2. Step 2: Convert to fraction form
    1,579,361.40/2,368,895.22 = 442,226.52/x
  3. Step 3: Cross multiply
    1,579,361.40x = 2,368,895.22 × 442,226.52
  4. Step 4: Simplify right side
    1,579,361.40x = 1,047,588,289,385.23
  5. Step 5: Solve for x
    x = 1,047,588,289,385.23/1,579,361.40
  6. Step 6: Final answer
    x = 663,298.65

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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.