Home / 1,127,167.02-1,555,490.52-617,858.46

Finding the Fourth Proportional to 1,127,167.02, 1,555,490.52 and 617,858.46

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Solution

The fourth proportional to 1,127,167.02, 1,555,490.52 and 617,858.46 is: 852,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,167.02 : 1,555,490.52 = 617,858.46 : x
  2. Step 2: Convert to fraction form
    1,127,167.02/1,555,490.52 = 617,858.46/x
  3. Step 3: Cross multiply
    1,127,167.02x = 1,555,490.52 × 617,858.46
  4. Step 4: Simplify right side
    1,127,167.02x = 961,072,977,231.80
  5. Step 5: Solve for x
    x = 961,072,977,231.80/1,127,167.02
  6. Step 6: Final answer
    x = 852,644.69

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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.