Home / 1,435,471.04-1,980,994.95-823,735.82

Finding the Fourth Proportional to 1,435,471.04, 1,980,994.95 and 823,735.82

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Solution

The fourth proportional to 1,435,471.04, 1,980,994.95 and 823,735.82 is: 1,136,781.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,471.04 : 1,980,994.95 = 823,735.82 : x
  2. Step 2: Convert to fraction form
    1,435,471.04/1,980,994.95 = 823,735.82/x
  3. Step 3: Cross multiply
    1,435,471.04x = 1,980,994.95 × 823,735.82
  4. Step 4: Simplify right side
    1,435,471.04x = 1,631,816,499,554.11
  5. Step 5: Solve for x
    x = 1,631,816,499,554.11/1,435,471.04
  6. Step 6: Final answer
    x = 1,136,781.21

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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.