Home / 1,125,113.02-1,687,669.53-494,032.30

Finding the Fourth Proportional to 1,125,113.02, 1,687,669.53 and 494,032.30

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Solution

The fourth proportional to 1,125,113.02, 1,687,669.53 and 494,032.30 is: 741,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,113.02 : 1,687,669.53 = 494,032.30 : x
  2. Step 2: Convert to fraction form
    1,125,113.02/1,687,669.53 = 494,032.30/x
  3. Step 3: Cross multiply
    1,125,113.02x = 1,687,669.53 × 494,032.30
  4. Step 4: Simplify right side
    1,125,113.02x = 833,763,259,545.82
  5. Step 5: Solve for x
    x = 833,763,259,545.82/1,125,113.02
  6. Step 6: Final answer
    x = 741,048.45

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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.