Home / 1,076,606.60-1,618,409.10-922,641.80

Finding the Fourth Proportional to 1,076,606.60, 1,618,409.10 and 922,641.80

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Solution

The fourth proportional to 1,076,606.60, 1,618,409.10 and 922,641.80 is: 1,386,961.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,606.60 : 1,618,409.10 = 922,641.80 : x
  2. Step 2: Convert to fraction form
    1,076,606.60/1,618,409.10 = 922,641.80/x
  3. Step 3: Cross multiply
    1,076,606.60x = 1,618,409.10 × 922,641.80
  4. Step 4: Simplify right side
    1,076,606.60x = 1,493,211,885,160.38
  5. Step 5: Solve for x
    x = 1,493,211,885,160.38/1,076,606.60
  6. Step 6: Final answer
    x = 1,386,961.48

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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.