Home / 1,482,288.42-2,045,563.52-862,242.37

Finding the Fourth Proportional to 1,482,288.42, 2,045,563.52 and 862,242.37

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Solution

The fourth proportional to 1,482,288.42, 2,045,563.52 and 862,242.37 is: 1,189,897.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,288.42 : 2,045,563.52 = 862,242.37 : x
  2. Step 2: Convert to fraction form
    1,482,288.42/2,045,563.52 = 862,242.37/x
  3. Step 3: Cross multiply
    1,482,288.42x = 2,045,563.52 × 862,242.37
  4. Step 4: Simplify right side
    1,482,288.42x = 1,763,771,528,045.22
  5. Step 5: Solve for x
    x = 1,763,771,528,045.22/1,482,288.42
  6. Step 6: Final answer
    x = 1,189,897.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.