Home / 1,790,725.80-2,686,088.70-1,002,655.40

Finding the Fourth Proportional to 1,790,725.80, 2,686,088.70 and 1,002,655.40

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Solution

The fourth proportional to 1,790,725.80, 2,686,088.70 and 1,002,655.40 is: 1,503,983.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,725.80 : 2,686,088.70 = 1,002,655.40 : x
  2. Step 2: Convert to fraction form
    1,790,725.80/2,686,088.70 = 1,002,655.40/x
  3. Step 3: Cross multiply
    1,790,725.80x = 2,686,088.70 × 1,002,655.40
  4. Step 4: Simplify right side
    1,790,725.80x = 2,693,221,339,933.98
  5. Step 5: Solve for x
    x = 2,693,221,339,933.98/1,790,725.80
  6. Step 6: Final answer
    x = 1,503,983.10

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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.