Home / 1,133,554.20-1,700,331.30-985,931.70

Finding the Fourth Proportional to 1,133,554.20, 1,700,331.30 and 985,931.70

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Solution

The fourth proportional to 1,133,554.20, 1,700,331.30 and 985,931.70 is: 1,478,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,554.20 : 1,700,331.30 = 985,931.70 : x
  2. Step 2: Convert to fraction form
    1,133,554.20/1,700,331.30 = 985,931.70/x
  3. Step 3: Cross multiply
    1,133,554.20x = 1,700,331.30 × 985,931.70
  4. Step 4: Simplify right side
    1,133,554.20x = 1,676,410,529,172.21
  5. Step 5: Solve for x
    x = 1,676,410,529,172.21/1,133,554.20
  6. Step 6: Final answer
    x = 1,478,897.55

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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.