Home / 1,061,904.40-1,592,856.60-313,939.60

Finding the Fourth Proportional to 1,061,904.40, 1,592,856.60 and 313,939.60

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Solution

The fourth proportional to 1,061,904.40, 1,592,856.60 and 313,939.60 is: 470,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,904.40 : 1,592,856.60 = 313,939.60 : x
  2. Step 2: Convert to fraction form
    1,061,904.40/1,592,856.60 = 313,939.60/x
  3. Step 3: Cross multiply
    1,061,904.40x = 1,592,856.60 × 313,939.60
  4. Step 4: Simplify right side
    1,061,904.40x = 500,060,763,861.36
  5. Step 5: Solve for x
    x = 500,060,763,861.36/1,061,904.40
  6. Step 6: Final answer
    x = 470,909.40

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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.