Home / 1,300,618.20-1,950,927.30-1,090,666.20

Finding the Fourth Proportional to 1,300,618.20, 1,950,927.30 and 1,090,666.20

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Solution

The fourth proportional to 1,300,618.20, 1,950,927.30 and 1,090,666.20 is: 1,635,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,618.20 : 1,950,927.30 = 1,090,666.20 : x
  2. Step 2: Convert to fraction form
    1,300,618.20/1,950,927.30 = 1,090,666.20/x
  3. Step 3: Cross multiply
    1,300,618.20x = 1,950,927.30 × 1,090,666.20
  4. Step 4: Simplify right side
    1,300,618.20x = 2,127,810,464,767.26
  5. Step 5: Solve for x
    x = 2,127,810,464,767.26/1,300,618.20
  6. Step 6: Final answer
    x = 1,635,999.30

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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.