Home / 1,667,929.73-2,500,946.58-656,503.48

Finding the Fourth Proportional to 1,667,929.73, 2,500,946.58 and 656,503.48

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Solution

The fourth proportional to 1,667,929.73, 2,500,946.58 and 656,503.48 is: 984,382.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,929.73 : 2,500,946.58 = 656,503.48 : x
  2. Step 2: Convert to fraction form
    1,667,929.73/2,500,946.58 = 656,503.48/x
  3. Step 3: Cross multiply
    1,667,929.73x = 2,500,946.58 × 656,503.48
  4. Step 4: Simplify right side
    1,667,929.73x = 1,641,880,138,652.17
  5. Step 5: Solve for x
    x = 1,641,880,138,652.17/1,667,929.73
  6. Step 6: Final answer
    x = 984,382.08

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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.