Home / 1,157,257.60-1,736,145.60-447,222.40

Finding the Fourth Proportional to 1,157,257.60, 1,736,145.60 and 447,222.40

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Solution

The fourth proportional to 1,157,257.60, 1,736,145.60 and 447,222.40 is: 670,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,257.60 : 1,736,145.60 = 447,222.40 : x
  2. Step 2: Convert to fraction form
    1,157,257.60/1,736,145.60 = 447,222.40/x
  3. Step 3: Cross multiply
    1,157,257.60x = 1,736,145.60 × 447,222.40
  4. Step 4: Simplify right side
    1,157,257.60x = 776,443,201,981.44
  5. Step 5: Solve for x
    x = 776,443,201,981.44/1,157,257.60
  6. Step 6: Final answer
    x = 670,933.77

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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.