Home / 1,510,049.74-2,083,868.98-830,986.24

Finding the Fourth Proportional to 1,510,049.74, 2,083,868.98 and 830,986.24

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Solution

The fourth proportional to 1,510,049.74, 2,083,868.98 and 830,986.24 is: 1,146,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,049.74 : 2,083,868.98 = 830,986.24 : x
  2. Step 2: Convert to fraction form
    1,510,049.74/2,083,868.98 = 830,986.24/x
  3. Step 3: Cross multiply
    1,510,049.74x = 2,083,868.98 × 830,986.24
  4. Step 4: Simplify right side
    1,510,049.74x = 1,731,666,448,342.84
  5. Step 5: Solve for x
    x = 1,731,666,448,342.84/1,510,049.74
  6. Step 6: Final answer
    x = 1,146,761.20

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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.