Home / 1,503,783.72-2,075,029.56-859,245.66

Finding the Fourth Proportional to 1,503,783.72, 2,075,029.56 and 859,245.66

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Solution

The fourth proportional to 1,503,783.72, 2,075,029.56 and 859,245.66 is: 1,185,649.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,783.72 : 2,075,029.56 = 859,245.66 : x
  2. Step 2: Convert to fraction form
    1,503,783.72/2,075,029.56 = 859,245.66/x
  3. Step 3: Cross multiply
    1,503,783.72x = 2,075,029.56 × 859,245.66
  4. Step 4: Simplify right side
    1,503,783.72x = 1,782,960,143,801.71
  5. Step 5: Solve for x
    x = 1,782,960,143,801.71/1,503,783.72
  6. Step 6: Final answer
    x = 1,185,649.32

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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.