Home / 1,140,558.60-1,573,864.23-681,582.09

Finding the Fourth Proportional to 1,140,558.60, 1,573,864.23 and 681,582.09

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Solution

The fourth proportional to 1,140,558.60, 1,573,864.23 and 681,582.09 is: 940,519.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,558.60 : 1,573,864.23 = 681,582.09 : x
  2. Step 2: Convert to fraction form
    1,140,558.60/1,573,864.23 = 681,582.09/x
  3. Step 3: Cross multiply
    1,140,558.60x = 1,573,864.23 × 681,582.09
  4. Step 4: Simplify right side
    1,140,558.60x = 1,072,717,671,259.64
  5. Step 5: Solve for x
    x = 1,072,717,671,259.64/1,140,558.60
  6. Step 6: Final answer
    x = 940,519.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.