Home / 2,020,390.48-2,788,133.16-1,114,966

Finding the Fourth Proportional to 2,020,390.48, 2,788,133.16 and 1,114,966

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Solution

The fourth proportional to 2,020,390.48, 2,788,133.16 and 1,114,966 is: 1,538,649.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,390.48 : 2,788,133.16 = 1,114,966 : x
  2. Step 2: Convert to fraction form
    2,020,390.48/2,788,133.16 = 1,114,966/x
  3. Step 3: Cross multiply
    2,020,390.48x = 2,788,133.16 × 1,114,966
  4. Step 4: Simplify right side
    2,020,390.48x = 3,108,673,676,872.56
  5. Step 5: Solve for x
    x = 3,108,673,676,872.56/2,020,390.48
  6. Step 6: Final answer
    x = 1,538,649.93

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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.