Home / 1,545,649.06-2,132,888.88-857,255.98

Finding the Fourth Proportional to 1,545,649.06, 2,132,888.88 and 857,255.98

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Solution

The fourth proportional to 1,545,649.06, 2,132,888.88 and 857,255.98 is: 1,182,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,649.06 : 2,132,888.88 = 857,255.98 : x
  2. Step 2: Convert to fraction form
    1,545,649.06/2,132,888.88 = 857,255.98/x
  3. Step 3: Cross multiply
    1,545,649.06x = 2,132,888.88 × 857,255.98
  4. Step 4: Simplify right side
    1,545,649.06x = 1,828,431,747,055.50
  5. Step 5: Solve for x
    x = 1,828,431,747,055.50/1,545,649.06
  6. Step 6: Final answer
    x = 1,182,954.01

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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.