Home / 1,486,786.36-2,051,790.10-807,723.40

Finding the Fourth Proportional to 1,486,786.36, 2,051,790.10 and 807,723.40

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Solution

The fourth proportional to 1,486,786.36, 2,051,790.10 and 807,723.40 is: 1,114,671.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,786.36 : 2,051,790.10 = 807,723.40 : x
  2. Step 2: Convert to fraction form
    1,486,786.36/2,051,790.10 = 807,723.40/x
  3. Step 3: Cross multiply
    1,486,786.36x = 2,051,790.10 × 807,723.40
  4. Step 4: Simplify right side
    1,486,786.36x = 1,657,278,875,658.34
  5. Step 5: Solve for x
    x = 1,657,278,875,658.34/1,486,786.36
  6. Step 6: Final answer
    x = 1,114,671.83

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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.