Home / 1,916,535.90-2,874,803.85-1,631,569.80

Finding the Fourth Proportional to 1,916,535.90, 2,874,803.85 and 1,631,569.80

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Solution

The fourth proportional to 1,916,535.90, 2,874,803.85 and 1,631,569.80 is: 2,447,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,535.90 : 2,874,803.85 = 1,631,569.80 : x
  2. Step 2: Convert to fraction form
    1,916,535.90/2,874,803.85 = 1,631,569.80/x
  3. Step 3: Cross multiply
    1,916,535.90x = 2,874,803.85 × 1,631,569.80
  4. Step 4: Simplify right side
    1,916,535.90x = 4,690,443,142,583.73
  5. Step 5: Solve for x
    x = 4,690,443,142,583.73/1,916,535.90
  6. Step 6: Final answer
    x = 2,447,354.70

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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.