Home / 1,136,218.24-1,567,980.08-626,920.64

Finding the Fourth Proportional to 1,136,218.24, 1,567,980.08 and 626,920.64

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Solution

The fourth proportional to 1,136,218.24, 1,567,980.08 and 626,920.64 is: 865,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,218.24 : 1,567,980.08 = 626,920.64 : x
  2. Step 2: Convert to fraction form
    1,136,218.24/1,567,980.08 = 626,920.64/x
  3. Step 3: Cross multiply
    1,136,218.24x = 1,567,980.08 × 626,920.64
  4. Step 4: Simplify right side
    1,136,218.24x = 982,999,075,260.85
  5. Step 5: Solve for x
    x = 982,999,075,260.85/1,136,218.24
  6. Step 6: Final answer
    x = 865,149.88

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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.