Home / 1,512,875.45-2,269,337.79-433,383.80

Finding the Fourth Proportional to 1,512,875.45, 2,269,337.79 and 433,383.80

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Solution

The fourth proportional to 1,512,875.45, 2,269,337.79 and 433,383.80 is: 650,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,875.45 : 2,269,337.79 = 433,383.80 : x
  2. Step 2: Convert to fraction form
    1,512,875.45/2,269,337.79 = 433,383.80/x
  3. Step 3: Cross multiply
    1,512,875.45x = 2,269,337.79 × 433,383.80
  4. Step 4: Simplify right side
    1,512,875.45x = 983,494,240,587.15
  5. Step 5: Solve for x
    x = 983,494,240,587.15/1,512,875.45
  6. Step 6: Final answer
    x = 650,082.76

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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.