Home / 1,023,784.80-1,535,662.80-462,818.40

Finding the Fourth Proportional to 1,023,784.80, 1,535,662.80 and 462,818.40

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Solution

The fourth proportional to 1,023,784.80, 1,535,662.80 and 462,818.40 is: 694,221.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,784.80 : 1,535,662.80 = 462,818.40 : x
  2. Step 2: Convert to fraction form
    1,023,784.80/1,535,662.80 = 462,818.40/x
  3. Step 3: Cross multiply
    1,023,784.80x = 1,535,662.80 × 462,818.40
  4. Step 4: Simplify right side
    1,023,784.80x = 710,733,000,035.52
  5. Step 5: Solve for x
    x = 710,733,000,035.52/1,023,784.80
  6. Step 6: Final answer
    x = 694,221.09

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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.