Home / 1,484,461.80-2,226,692.70-685,477.80

Finding the Fourth Proportional to 1,484,461.80, 2,226,692.70 and 685,477.80

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Solution

The fourth proportional to 1,484,461.80, 2,226,692.70 and 685,477.80 is: 1,028,216.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,461.80 : 2,226,692.70 = 685,477.80 : x
  2. Step 2: Convert to fraction form
    1,484,461.80/2,226,692.70 = 685,477.80/x
  3. Step 3: Cross multiply
    1,484,461.80x = 2,226,692.70 × 685,477.80
  4. Step 4: Simplify right side
    1,484,461.80x = 1,526,348,413,272.06
  5. Step 5: Solve for x
    x = 1,526,348,413,272.06/1,484,461.80
  6. Step 6: Final answer
    x = 1,028,216.70

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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.