Home / 1,077,037.72-1,486,292.75-587,011.63

Finding the Fourth Proportional to 1,077,037.72, 1,486,292.75 and 587,011.63

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Solution

The fourth proportional to 1,077,037.72, 1,486,292.75 and 587,011.63 is: 810,065.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,037.72 : 1,486,292.75 = 587,011.63 : x
  2. Step 2: Convert to fraction form
    1,077,037.72/1,486,292.75 = 587,011.63/x
  3. Step 3: Cross multiply
    1,077,037.72x = 1,486,292.75 × 587,011.63
  4. Step 4: Simplify right side
    1,077,037.72x = 872,471,126,899.62
  5. Step 5: Solve for x
    x = 872,471,126,899.62/1,077,037.72
  6. Step 6: Final answer
    x = 810,065.53

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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.