Home / 1,560,672.28-2,341,008.42-438,741.40

Finding the Fourth Proportional to 1,560,672.28, 2,341,008.42 and 438,741.40

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Solution

The fourth proportional to 1,560,672.28, 2,341,008.42 and 438,741.40 is: 658,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,672.28 : 2,341,008.42 = 438,741.40 : x
  2. Step 2: Convert to fraction form
    1,560,672.28/2,341,008.42 = 438,741.40/x
  3. Step 3: Cross multiply
    1,560,672.28x = 2,341,008.42 × 438,741.40
  4. Step 4: Simplify right side
    1,560,672.28x = 1,027,097,311,602.59
  5. Step 5: Solve for x
    x = 1,027,097,311,602.59/1,560,672.28
  6. Step 6: Final answer
    x = 658,112.10

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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.