Home / 1,605,495.57-2,403,519.48-1,071,692.61

Finding the Fourth Proportional to 1,605,495.57, 2,403,519.48 and 1,071,692.61

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Solution

The fourth proportional to 1,605,495.57, 2,403,519.48 and 1,071,692.61 is: 1,604,385.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,495.57 : 2,403,519.48 = 1,071,692.61 : x
  2. Step 2: Convert to fraction form
    1,605,495.57/2,403,519.48 = 1,071,692.61/x
  3. Step 3: Cross multiply
    1,605,495.57x = 2,403,519.48 × 1,071,692.61
  4. Step 4: Simplify right side
    1,605,495.57x = 2,575,834,064,707.04
  5. Step 5: Solve for x
    x = 2,575,834,064,707.04/1,605,495.57
  6. Step 6: Final answer
    x = 1,604,385.66

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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.