Home / 2,578,486.25-3,558,421.73-1,432,566.59

Finding the Fourth Proportional to 2,578,486.25, 3,558,421.73 and 1,432,566.59

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Solution

The fourth proportional to 2,578,486.25, 3,558,421.73 and 1,432,566.59 is: 1,977,003.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,486.25 : 3,558,421.73 = 1,432,566.59 : x
  2. Step 2: Convert to fraction form
    2,578,486.25/3,558,421.73 = 1,432,566.59/x
  3. Step 3: Cross multiply
    2,578,486.25x = 3,558,421.73 × 1,432,566.59
  4. Step 4: Simplify right side
    2,578,486.25x = 5,097,676,058,573.06
  5. Step 5: Solve for x
    x = 5,097,676,058,573.06/2,578,486.25
  6. Step 6: Final answer
    x = 1,977,003.39

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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.