Home / 1,169,076.60-1,612,866.69-678,962.69

Finding the Fourth Proportional to 1,169,076.60, 1,612,866.69 and 678,962.69

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Solution

The fourth proportional to 1,169,076.60, 1,612,866.69 and 678,962.69 is: 936,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,076.60 : 1,612,866.69 = 678,962.69 : x
  2. Step 2: Convert to fraction form
    1,169,076.60/1,612,866.69 = 678,962.69/x
  3. Step 3: Cross multiply
    1,169,076.60x = 1,612,866.69 × 678,962.69
  4. Step 4: Simplify right side
    1,169,076.60x = 1,095,076,306,347.30
  5. Step 5: Solve for x
    x = 1,095,076,306,347.30/1,169,076.60
  6. Step 6: Final answer
    x = 936,701.93

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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.