Home / 1,133,861.80-1,698,459.90-573,212.20

Finding the Fourth Proportional to 1,133,861.80, 1,698,459.90 and 573,212.20

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Solution

The fourth proportional to 1,133,861.80, 1,698,459.90 and 573,212.20 is: 858,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,861.80 : 1,698,459.90 = 573,212.20 : x
  2. Step 2: Convert to fraction form
    1,133,861.80/1,698,459.90 = 573,212.20/x
  3. Step 3: Cross multiply
    1,133,861.80x = 1,698,459.90 × 573,212.20
  4. Step 4: Simplify right side
    1,133,861.80x = 973,577,935,890.78
  5. Step 5: Solve for x
    x = 973,577,935,890.78/1,133,861.80
  6. Step 6: Final answer
    x = 858,638.98

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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.