Home / 1,470,791.80-2,203,854.90-971,572.60

Finding the Fourth Proportional to 1,470,791.80, 2,203,854.90 and 971,572.60

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Solution

The fourth proportional to 1,470,791.80, 2,203,854.90 and 971,572.60 is: 1,455,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,791.80 : 2,203,854.90 = 971,572.60 : x
  2. Step 2: Convert to fraction form
    1,470,791.80/2,203,854.90 = 971,572.60/x
  3. Step 3: Cross multiply
    1,470,791.80x = 2,203,854.90 × 971,572.60
  4. Step 4: Simplify right side
    1,470,791.80x = 2,141,205,035,215.74
  5. Step 5: Solve for x
    x = 2,141,205,035,215.74/1,470,791.80
  6. Step 6: Final answer
    x = 1,455,817.90

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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.