Home / 1,690,091.23-2,535,551.54-492,024.28

Finding the Fourth Proportional to 1,690,091.23, 2,535,551.54 and 492,024.28

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Solution

The fourth proportional to 1,690,091.23, 2,535,551.54 and 492,024.28 is: 738,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,091.23 : 2,535,551.54 = 492,024.28 : x
  2. Step 2: Convert to fraction form
    1,690,091.23/2,535,551.54 = 492,024.28/x
  3. Step 3: Cross multiply
    1,690,091.23x = 2,535,551.54 × 492,024.28
  4. Step 4: Simplify right side
    1,690,091.23x = 1,247,552,920,871.39
  5. Step 5: Solve for x
    x = 1,247,552,920,871.39/1,690,091.23
  6. Step 6: Final answer
    x = 738,157.15

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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.