Home / 1,637,165.89-2,455,628.95-515,555.65

Finding the Fourth Proportional to 1,637,165.89, 2,455,628.95 and 515,555.65

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Solution

The fourth proportional to 1,637,165.89, 2,455,628.95 and 515,555.65 is: 773,295.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,165.89 : 2,455,628.95 = 515,555.65 : x
  2. Step 2: Convert to fraction form
    1,637,165.89/2,455,628.95 = 515,555.65/x
  3. Step 3: Cross multiply
    1,637,165.89x = 2,455,628.95 × 515,555.65
  4. Step 4: Simplify right side
    1,637,165.89x = 1,266,013,379,476.07
  5. Step 5: Solve for x
    x = 1,266,013,379,476.07/1,637,165.89
  6. Step 6: Final answer
    x = 773,295.72

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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.