Home / 1,510,210.14-2,083,725.42-890,040.78

Finding the Fourth Proportional to 1,510,210.14, 2,083,725.42 and 890,040.78

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Solution

The fourth proportional to 1,510,210.14, 2,083,725.42 and 890,040.78 is: 1,228,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,210.14 : 2,083,725.42 = 890,040.78 : x
  2. Step 2: Convert to fraction form
    1,510,210.14/2,083,725.42 = 890,040.78/x
  3. Step 3: Cross multiply
    1,510,210.14x = 2,083,725.42 × 890,040.78
  4. Step 4: Simplify right side
    1,510,210.14x = 1,854,600,598,122.63
  5. Step 5: Solve for x
    x = 1,854,600,598,122.63/1,510,210.14
  6. Step 6: Final answer
    x = 1,228,041.42

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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.