Home / 1,625,942.77-2,243,619.20-900,610.45

Finding the Fourth Proportional to 1,625,942.77, 2,243,619.20 and 900,610.45

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Solution

The fourth proportional to 1,625,942.77, 2,243,619.20 and 900,610.45 is: 1,242,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,942.77 : 2,243,619.20 = 900,610.45 : x
  2. Step 2: Convert to fraction form
    1,625,942.77/2,243,619.20 = 900,610.45/x
  3. Step 3: Cross multiply
    1,625,942.77x = 2,243,619.20 × 900,610.45
  4. Step 4: Simplify right side
    1,625,942.77x = 2,020,626,893,983.12
  5. Step 5: Solve for x
    x = 2,020,626,893,983.12/1,625,942.77
  6. Step 6: Final answer
    x = 1,242,741.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.