Home / 1,675,987.77-2,312,674.70-987,614.94

Finding the Fourth Proportional to 1,675,987.77, 2,312,674.70 and 987,614.94

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Solution

The fourth proportional to 1,675,987.77, 2,312,674.70 and 987,614.94 is: 1,362,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,987.77 : 2,312,674.70 = 987,614.94 : x
  2. Step 2: Convert to fraction form
    1,675,987.77/2,312,674.70 = 987,614.94/x
  3. Step 3: Cross multiply
    1,675,987.77x = 2,312,674.70 × 987,614.94
  4. Step 4: Simplify right side
    1,675,987.77x = 2,284,032,085,080.02
  5. Step 5: Solve for x
    x = 2,284,032,085,080.02/1,675,987.77
  6. Step 6: Final answer
    x = 1,362,797.58

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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.