Home / 1,560,420.66-2,339,966.37-613,126.89

Finding the Fourth Proportional to 1,560,420.66, 2,339,966.37 and 613,126.89

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Solution

The fourth proportional to 1,560,420.66, 2,339,966.37 and 613,126.89 is: 919,429.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,420.66 : 2,339,966.37 = 613,126.89 : x
  2. Step 2: Convert to fraction form
    1,560,420.66/2,339,966.37 = 613,126.89/x
  3. Step 3: Cross multiply
    1,560,420.66x = 2,339,966.37 × 613,126.89
  4. Step 4: Simplify right side
    1,560,420.66x = 1,434,696,303,142.69
  5. Step 5: Solve for x
    x = 1,434,696,303,142.69/1,560,420.66
  6. Step 6: Final answer
    x = 919,429.19

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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.