Home / 1,125,414.47-1,688,390.25-367,257.34

Finding the Fourth Proportional to 1,125,414.47, 1,688,390.25 and 367,257.34

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Solution

The fourth proportional to 1,125,414.47, 1,688,390.25 and 367,257.34 is: 550,973.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,414.47 : 1,688,390.25 = 367,257.34 : x
  2. Step 2: Convert to fraction form
    1,125,414.47/1,688,390.25 = 367,257.34/x
  3. Step 3: Cross multiply
    1,125,414.47x = 1,688,390.25 × 367,257.34
  4. Step 4: Simplify right side
    1,125,414.47x = 620,073,707,875.96
  5. Step 5: Solve for x
    x = 620,073,707,875.96/1,125,414.47
  6. Step 6: Final answer
    x = 550,973.64

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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.