Home / 1,005,162.76-1,387,086.54-575,482.84

Finding the Fourth Proportional to 1,005,162.76, 1,387,086.54 and 575,482.84

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Solution

The fourth proportional to 1,005,162.76, 1,387,086.54 and 575,482.84 is: 794,144.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,162.76 : 1,387,086.54 = 575,482.84 : x
  2. Step 2: Convert to fraction form
    1,005,162.76/1,387,086.54 = 575,482.84/x
  3. Step 3: Cross multiply
    1,005,162.76x = 1,387,086.54 × 575,482.84
  4. Step 4: Simplify right side
    1,005,162.76x = 798,244,501,364.97
  5. Step 5: Solve for x
    x = 798,244,501,364.97/1,005,162.76
  6. Step 6: Final answer
    x = 794,144.52

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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.