Home / 1,808,187.60-2,711,295.90-545,851.20

Finding the Fourth Proportional to 1,808,187.60, 2,711,295.90 and 545,851.20

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Solution

The fourth proportional to 1,808,187.60, 2,711,295.90 and 545,851.20 is: 818,479.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,187.60 : 2,711,295.90 = 545,851.20 : x
  2. Step 2: Convert to fraction form
    1,808,187.60/2,711,295.90 = 545,851.20/x
  3. Step 3: Cross multiply
    1,808,187.60x = 2,711,295.90 × 545,851.20
  4. Step 4: Simplify right side
    1,808,187.60x = 1,479,964,120,570.08
  5. Step 5: Solve for x
    x = 1,479,964,120,570.08/1,808,187.60
  6. Step 6: Final answer
    x = 818,479.30

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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.