Home / 1,590,576.67-2,385,568.65-511,107.95

Finding the Fourth Proportional to 1,590,576.67, 2,385,568.65 and 511,107.95

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Solution

The fourth proportional to 1,590,576.67, 2,385,568.65 and 511,107.95 is: 766,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,576.67 : 2,385,568.65 = 511,107.95 : x
  2. Step 2: Convert to fraction form
    1,590,576.67/2,385,568.65 = 511,107.95/x
  3. Step 3: Cross multiply
    1,590,576.67x = 2,385,568.65 × 511,107.95
  4. Step 4: Simplify right side
    1,590,576.67x = 1,219,283,102,285.77
  5. Step 5: Solve for x
    x = 1,219,283,102,285.77/1,590,576.67
  6. Step 6: Final answer
    x = 766,566.70

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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.