Home / 1,037,114.70-1,555,672.05-289,160.70

Finding the Fourth Proportional to 1,037,114.70, 1,555,672.05 and 289,160.70

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Solution

The fourth proportional to 1,037,114.70, 1,555,672.05 and 289,160.70 is: 433,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,114.70 : 1,555,672.05 = 289,160.70 : x
  2. Step 2: Convert to fraction form
    1,037,114.70/1,555,672.05 = 289,160.70/x
  3. Step 3: Cross multiply
    1,037,114.70x = 1,555,672.05 × 289,160.70
  4. Step 4: Simplify right side
    1,037,114.70x = 449,839,218,948.44
  5. Step 5: Solve for x
    x = 449,839,218,948.44/1,037,114.70
  6. Step 6: Final answer
    x = 433,741.05

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Double scale
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1.5x scale

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.