Home / 1,488,178.44-2,053,756.44-843,611.16

Finding the Fourth Proportional to 1,488,178.44, 2,053,756.44 and 843,611.16

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Solution

The fourth proportional to 1,488,178.44, 2,053,756.44 and 843,611.16 is: 1,164,223.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,178.44 : 2,053,756.44 = 843,611.16 : x
  2. Step 2: Convert to fraction form
    1,488,178.44/2,053,756.44 = 843,611.16/x
  3. Step 3: Cross multiply
    1,488,178.44x = 2,053,756.44 × 843,611.16
  4. Step 4: Simplify right side
    1,488,178.44x = 1,732,571,852,705.87
  5. Step 5: Solve for x
    x = 1,732,571,852,705.87/1,488,178.44
  6. Step 6: Final answer
    x = 1,164,223.19

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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.