Home / 1,807,388.16-2,711,101.68-545,226.72

Finding the Fourth Proportional to 1,807,388.16, 2,711,101.68 and 545,226.72

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Solution

The fourth proportional to 1,807,388.16, 2,711,101.68 and 545,226.72 is: 817,845.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,388.16 : 2,711,101.68 = 545,226.72 : x
  2. Step 2: Convert to fraction form
    1,807,388.16/2,711,101.68 = 545,226.72/x
  3. Step 3: Cross multiply
    1,807,388.16x = 2,711,101.68 × 545,226.72
  4. Step 4: Simplify right side
    1,807,388.16x = 1,478,165,076,572.89
  5. Step 5: Solve for x
    x = 1,478,165,076,572.89/1,807,388.16
  6. Step 6: Final answer
    x = 817,845.94

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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.