Home / 1,145,123.20-1,716,302.40-583,868.80

Finding the Fourth Proportional to 1,145,123.20, 1,716,302.40 and 583,868.80

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Solution

The fourth proportional to 1,145,123.20, 1,716,302.40 and 583,868.80 is: 875,098.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,123.20 : 1,716,302.40 = 583,868.80 : x
  2. Step 2: Convert to fraction form
    1,145,123.20/1,716,302.40 = 583,868.80/x
  3. Step 3: Cross multiply
    1,145,123.20x = 1,716,302.40 × 583,868.80
  4. Step 4: Simplify right side
    1,145,123.20x = 1,002,095,422,725.12
  5. Step 5: Solve for x
    x = 1,002,095,422,725.12/1,145,123.20
  6. Step 6: Final answer
    x = 875,098.35

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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.