Home / 1,237,076.66-1,852,464.90-815,073.14

Finding the Fourth Proportional to 1,237,076.66, 1,852,464.90 and 815,073.14

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Solution

The fourth proportional to 1,237,076.66, 1,852,464.90 and 815,073.14 is: 1,220,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,076.66 : 1,852,464.90 = 815,073.14 : x
  2. Step 2: Convert to fraction form
    1,237,076.66/1,852,464.90 = 815,073.14/x
  3. Step 3: Cross multiply
    1,237,076.66x = 1,852,464.90 × 815,073.14
  4. Step 4: Simplify right side
    1,237,076.66x = 1,509,894,382,782.79
  5. Step 5: Solve for x
    x = 1,509,894,382,782.79/1,237,076.66
  6. Step 6: Final answer
    x = 1,220,534.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.