Home / 1,097,805.86-1,645,864.58-557,618.30

Finding the Fourth Proportional to 1,097,805.86, 1,645,864.58 and 557,618.30

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Solution

The fourth proportional to 1,097,805.86, 1,645,864.58 and 557,618.30 is: 835,998.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,805.86 : 1,645,864.58 = 557,618.30 : x
  2. Step 2: Convert to fraction form
    1,097,805.86/1,645,864.58 = 557,618.30/x
  3. Step 3: Cross multiply
    1,097,805.86x = 1,645,864.58 × 557,618.30
  4. Step 4: Simplify right side
    1,097,805.86x = 917,764,209,129.81
  5. Step 5: Solve for x
    x = 917,764,209,129.81/1,097,805.86
  6. Step 6: Final answer
    x = 835,998.64

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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.