Home / 1,054,438.32-1,581,330.36-380,432.04

Finding the Fourth Proportional to 1,054,438.32, 1,581,330.36 and 380,432.04

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Solution

The fourth proportional to 1,054,438.32, 1,581,330.36 and 380,432.04 is: 570,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,438.32 : 1,581,330.36 = 380,432.04 : x
  2. Step 2: Convert to fraction form
    1,054,438.32/1,581,330.36 = 380,432.04/x
  3. Step 3: Cross multiply
    1,054,438.32x = 1,581,330.36 × 380,432.04
  4. Step 4: Simplify right side
    1,054,438.32x = 601,588,734,768.73
  5. Step 5: Solve for x
    x = 601,588,734,768.73/1,054,438.32
  6. Step 6: Final answer
    x = 570,530.04

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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.