Home / 1,296,007.80-1,943,090.10-496,980.60

Finding the Fourth Proportional to 1,296,007.80, 1,943,090.10 and 496,980.60

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Solution

The fourth proportional to 1,296,007.80, 1,943,090.10 and 496,980.60 is: 745,117.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,007.80 : 1,943,090.10 = 496,980.60 : x
  2. Step 2: Convert to fraction form
    1,296,007.80/1,943,090.10 = 496,980.60/x
  3. Step 3: Cross multiply
    1,296,007.80x = 1,943,090.10 × 496,980.60
  4. Step 4: Simplify right side
    1,296,007.80x = 965,678,083,752.06
  5. Step 5: Solve for x
    x = 965,678,083,752.06/1,296,007.80
  6. Step 6: Final answer
    x = 745,117.49

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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.