Home / 1,792,901.70-2,690,144.52-939,769.20

Finding the Fourth Proportional to 1,792,901.70, 2,690,144.52 and 939,769.20

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Solution

The fourth proportional to 1,792,901.70, 2,690,144.52 and 939,769.20 is: 1,410,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,901.70 : 2,690,144.52 = 939,769.20 : x
  2. Step 2: Convert to fraction form
    1,792,901.70/2,690,144.52 = 939,769.20/x
  3. Step 3: Cross multiply
    1,792,901.70x = 2,690,144.52 × 939,769.20
  4. Step 4: Simplify right side
    1,792,901.70x = 2,528,114,963,444.78
  5. Step 5: Solve for x
    x = 2,528,114,963,444.78/1,792,901.70
  6. Step 6: Final answer
    x = 1,410,068.92

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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.