Home / 3,119,483.19-4,304,149.03-1,811,958.31

Finding the Fourth Proportional to 3,119,483.19, 4,304,149.03 and 1,811,958.31

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Solution

The fourth proportional to 3,119,483.19, 4,304,149.03 and 1,811,958.31 is: 2,500,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,483.19 : 4,304,149.03 = 1,811,958.31 : x
  2. Step 2: Convert to fraction form
    3,119,483.19/4,304,149.03 = 1,811,958.31/x
  3. Step 3: Cross multiply
    3,119,483.19x = 4,304,149.03 × 1,811,958.31
  4. Step 4: Simplify right side
    3,119,483.19x = 7,798,938,602,386.94
  5. Step 5: Solve for x
    x = 7,798,938,602,386.94/3,119,483.19
  6. Step 6: Final answer
    x = 2,500,073.93

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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.