Home / 1,545,235.77-2,318,491.40-834,426.75

Finding the Fourth Proportional to 1,545,235.77, 2,318,491.40 and 834,426.75

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Solution

The fourth proportional to 1,545,235.77, 2,318,491.40 and 834,426.75 is: 1,251,984.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,235.77 : 2,318,491.40 = 834,426.75 : x
  2. Step 2: Convert to fraction form
    1,545,235.77/2,318,491.40 = 834,426.75/x
  3. Step 3: Cross multiply
    1,545,235.77x = 2,318,491.40 × 834,426.75
  4. Step 4: Simplify right side
    1,545,235.77x = 1,934,611,243,804.95
  5. Step 5: Solve for x
    x = 1,934,611,243,804.95/1,545,235.77
  6. Step 6: Final answer
    x = 1,251,984.51

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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.