Home / 1,881,415.80-2,822,123.70-683,377.20

Finding the Fourth Proportional to 1,881,415.80, 2,822,123.70 and 683,377.20

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Solution

The fourth proportional to 1,881,415.80, 2,822,123.70 and 683,377.20 is: 1,025,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,415.80 : 2,822,123.70 = 683,377.20 : x
  2. Step 2: Convert to fraction form
    1,881,415.80/2,822,123.70 = 683,377.20/x
  3. Step 3: Cross multiply
    1,881,415.80x = 2,822,123.70 × 683,377.20
  4. Step 4: Simplify right side
    1,881,415.80x = 1,928,574,992,159.64
  5. Step 5: Solve for x
    x = 1,928,574,992,159.64/1,881,415.80
  6. Step 6: Final answer
    x = 1,025,065.80

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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.