Home / 1,110,136.15-1,531,976.98-626,690.89

Finding the Fourth Proportional to 1,110,136.15, 1,531,976.98 and 626,690.89

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Solution

The fourth proportional to 1,110,136.15, 1,531,976.98 and 626,690.89 is: 864,827.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,136.15 : 1,531,976.98 = 626,690.89 : x
  2. Step 2: Convert to fraction form
    1,110,136.15/1,531,976.98 = 626,690.89/x
  3. Step 3: Cross multiply
    1,110,136.15x = 1,531,976.98 × 626,690.89
  4. Step 4: Simplify right side
    1,110,136.15x = 960,076,006,262.37
  5. Step 5: Solve for x
    x = 960,076,006,262.37/1,110,136.15
  6. Step 6: Final answer
    x = 864,827.27

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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.