Home / 1,123,700.59-1,685,506.20-619,261.75

Finding the Fourth Proportional to 1,123,700.59, 1,685,506.20 and 619,261.75

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Solution

The fourth proportional to 1,123,700.59, 1,685,506.20 and 619,261.75 is: 928,868.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,700.59 : 1,685,506.20 = 619,261.75 : x
  2. Step 2: Convert to fraction form
    1,123,700.59/1,685,506.20 = 619,261.75/x
  3. Step 3: Cross multiply
    1,123,700.59x = 1,685,506.20 × 619,261.75
  4. Step 4: Simplify right side
    1,123,700.59x = 1,043,769,519,047.85
  5. Step 5: Solve for x
    x = 1,043,769,519,047.85/1,123,700.59
  6. Step 6: Final answer
    x = 928,868.00

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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.