Home / 1,163,529.74-1,604,542.69-776,360.88

Finding the Fourth Proportional to 1,163,529.74, 1,604,542.69 and 776,360.88

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Solution

The fourth proportional to 1,163,529.74, 1,604,542.69 and 776,360.88 is: 1,070,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,529.74 : 1,604,542.69 = 776,360.88 : x
  2. Step 2: Convert to fraction form
    1,163,529.74/1,604,542.69 = 776,360.88/x
  3. Step 3: Cross multiply
    1,163,529.74x = 1,604,542.69 × 776,360.88
  4. Step 4: Simplify right side
    1,163,529.74x = 1,245,704,174,805.97
  5. Step 5: Solve for x
    x = 1,245,704,174,805.97/1,163,529.74
  6. Step 6: Final answer
    x = 1,070,625.13

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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.