Home / 3,228,290.51-4,455,242.40-1,777,985.57

Finding the Fourth Proportional to 3,228,290.51, 4,455,242.40 and 1,777,985.57

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Solution

The fourth proportional to 3,228,290.51, 4,455,242.40 and 1,777,985.57 is: 2,453,731.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,290.51 : 4,455,242.40 = 1,777,985.57 : x
  2. Step 2: Convert to fraction form
    3,228,290.51/4,455,242.40 = 1,777,985.57/x
  3. Step 3: Cross multiply
    3,228,290.51x = 4,455,242.40 × 1,777,985.57
  4. Step 4: Simplify right side
    3,228,290.51x = 7,921,356,666,886.03
  5. Step 5: Solve for x
    x = 7,921,356,666,886.03/3,228,290.51
  6. Step 6: Final answer
    x = 2,453,731.05

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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.