Home / 1,808,192.60-2,711,303.40-545,856.20

Finding the Fourth Proportional to 1,808,192.60, 2,711,303.40 and 545,856.20

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Solution

The fourth proportional to 1,808,192.60, 2,711,303.40 and 545,856.20 is: 818,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,192.60 : 2,711,303.40 = 545,856.20 : x
  2. Step 2: Convert to fraction form
    1,808,192.60/2,711,303.40 = 545,856.20/x
  3. Step 3: Cross multiply
    1,808,192.60x = 2,711,303.40 × 545,856.20
  4. Step 4: Simplify right side
    1,808,192.60x = 1,479,981,770,971.08
  5. Step 5: Solve for x
    x = 1,479,981,770,971.08/1,808,192.60
  6. Step 6: Final answer
    x = 818,486.80

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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.