Home / 1,708,936.43-2,564,666.30-810,381.16

Finding the Fourth Proportional to 1,708,936.43, 2,564,666.30 and 810,381.16

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Solution

The fourth proportional to 1,708,936.43, 2,564,666.30 and 810,381.16 is: 1,216,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,936.43 : 2,564,666.30 = 810,381.16 : x
  2. Step 2: Convert to fraction form
    1,708,936.43/2,564,666.30 = 810,381.16/x
  3. Step 3: Cross multiply
    1,708,936.43x = 2,564,666.30 × 810,381.16
  4. Step 4: Simplify right side
    1,708,936.43x = 2,078,357,237,454.05
  5. Step 5: Solve for x
    x = 2,078,357,237,454.05/1,708,936.43
  6. Step 6: Final answer
    x = 1,216,170.01

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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.