Home / 1,543,589.04-2,130,893.28-1,085,096.64

Finding the Fourth Proportional to 1,543,589.04, 2,130,893.28 and 1,085,096.64

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Solution

The fourth proportional to 1,543,589.04, 2,130,893.28 and 1,085,096.64 is: 1,497,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,589.04 : 2,130,893.28 = 1,085,096.64 : x
  2. Step 2: Convert to fraction form
    1,543,589.04/2,130,893.28 = 1,085,096.64/x
  3. Step 3: Cross multiply
    1,543,589.04x = 2,130,893.28 × 1,085,096.64
  4. Step 4: Simplify right side
    1,543,589.04x = 2,312,225,138,326.58
  5. Step 5: Solve for x
    x = 2,312,225,138,326.58/1,543,589.04
  6. Step 6: Final answer
    x = 1,497,953.85

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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.