Home / 1,666,436.86-2,499,784.89-544,619.26

Finding the Fourth Proportional to 1,666,436.86, 2,499,784.89 and 544,619.26

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Solution

The fourth proportional to 1,666,436.86, 2,499,784.89 and 544,619.26 is: 816,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,436.86 : 2,499,784.89 = 544,619.26 : x
  2. Step 2: Convert to fraction form
    1,666,436.86/2,499,784.89 = 544,619.26/x
  3. Step 3: Cross multiply
    1,666,436.86x = 2,499,784.89 × 544,619.26
  4. Step 4: Simplify right side
    1,666,436.86x = 1,361,430,996,950.98
  5. Step 5: Solve for x
    x = 1,361,430,996,950.98/1,666,436.86
  6. Step 6: Final answer
    x = 816,971.25

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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.