Home / 1,802,389.19-2,487,300.82-986,644.98

Finding the Fourth Proportional to 1,802,389.19, 2,487,300.82 and 986,644.98

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Solution

The fourth proportional to 1,802,389.19, 2,487,300.82 and 986,644.98 is: 1,361,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,389.19 : 2,487,300.82 = 986,644.98 : x
  2. Step 2: Convert to fraction form
    1,802,389.19/2,487,300.82 = 986,644.98/x
  3. Step 3: Cross multiply
    1,802,389.19x = 2,487,300.82 × 986,644.98
  4. Step 4: Simplify right side
    1,802,389.19x = 2,454,082,867,802.88
  5. Step 5: Solve for x
    x = 2,454,082,867,802.88/1,802,389.19
  6. Step 6: Final answer
    x = 1,361,572.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.