Home / 1,666,981.20-2,300,431.96-903,037.92

Finding the Fourth Proportional to 1,666,981.20, 2,300,431.96 and 903,037.92

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Solution

The fourth proportional to 1,666,981.20, 2,300,431.96 and 903,037.92 is: 1,246,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,981.20 : 2,300,431.96 = 903,037.92 : x
  2. Step 2: Convert to fraction form
    1,666,981.20/2,300,431.96 = 903,037.92/x
  3. Step 3: Cross multiply
    1,666,981.20x = 2,300,431.96 × 903,037.92
  4. Step 4: Simplify right side
    1,666,981.20x = 2,077,377,292,259.92
  5. Step 5: Solve for x
    x = 2,077,377,292,259.92/1,666,981.20
  6. Step 6: Final answer
    x = 1,246,191.19

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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.