Home / 1,993,654.04-2,989,430.20-870,410.84

Finding the Fourth Proportional to 1,993,654.04, 2,989,430.20 and 870,410.84

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Solution

The fourth proportional to 1,993,654.04, 2,989,430.20 and 870,410.84 is: 1,305,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,654.04 : 2,989,430.20 = 870,410.84 : x
  2. Step 2: Convert to fraction form
    1,993,654.04/2,989,430.20 = 870,410.84/x
  3. Step 3: Cross multiply
    1,993,654.04x = 2,989,430.20 × 870,410.84
  4. Step 4: Simplify right side
    1,993,654.04x = 2,602,032,451,503.37
  5. Step 5: Solve for x
    x = 2,602,032,451,503.37/1,993,654.04
  6. Step 6: Final answer
    x = 1,305,157.46

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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.