Home / 1,174,461.60-1,761,692.40-1,090,480.80

Finding the Fourth Proportional to 1,174,461.60, 1,761,692.40 and 1,090,480.80

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Solution

The fourth proportional to 1,174,461.60, 1,761,692.40 and 1,090,480.80 is: 1,635,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,461.60 : 1,761,692.40 = 1,090,480.80 : x
  2. Step 2: Convert to fraction form
    1,174,461.60/1,761,692.40 = 1,090,480.80/x
  3. Step 3: Cross multiply
    1,174,461.60x = 1,761,692.40 × 1,090,480.80
  4. Step 4: Simplify right side
    1,174,461.60x = 1,921,091,737,705.92
  5. Step 5: Solve for x
    x = 1,921,091,737,705.92/1,174,461.60
  6. Step 6: Final answer
    x = 1,635,721.20

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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.