Home / 1,234,542.72-1,851,818.76-435,390.24

Finding the Fourth Proportional to 1,234,542.72, 1,851,818.76 and 435,390.24

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Solution

The fourth proportional to 1,234,542.72, 1,851,818.76 and 435,390.24 is: 653,087.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,542.72 : 1,851,818.76 = 435,390.24 : x
  2. Step 2: Convert to fraction form
    1,234,542.72/1,851,818.76 = 435,390.24/x
  3. Step 3: Cross multiply
    1,234,542.72x = 1,851,818.76 × 435,390.24
  4. Step 4: Simplify right side
    1,234,542.72x = 806,263,814,352.90
  5. Step 5: Solve for x
    x = 806,263,814,352.90/1,234,542.72
  6. Step 6: Final answer
    x = 653,087.01

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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.