Home / 1,350,744.80-2,026,117.20-789,490.40

Finding the Fourth Proportional to 1,350,744.80, 2,026,117.20 and 789,490.40

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Solution

The fourth proportional to 1,350,744.80, 2,026,117.20 and 789,490.40 is: 1,184,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,744.80 : 2,026,117.20 = 789,490.40 : x
  2. Step 2: Convert to fraction form
    1,350,744.80/2,026,117.20 = 789,490.40/x
  3. Step 3: Cross multiply
    1,350,744.80x = 2,026,117.20 × 789,490.40
  4. Step 4: Simplify right side
    1,350,744.80x = 1,599,600,078,674.88
  5. Step 5: Solve for x
    x = 1,599,600,078,674.88/1,350,744.80
  6. Step 6: Final answer
    x = 1,184,235.60

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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.