Home / 1,793,918.88-2,475,490.32-989,108.64

Finding the Fourth Proportional to 1,793,918.88, 2,475,490.32 and 989,108.64

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Solution

The fourth proportional to 1,793,918.88, 2,475,490.32 and 989,108.64 is: 1,364,905.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,918.88 : 2,475,490.32 = 989,108.64 : x
  2. Step 2: Convert to fraction form
    1,793,918.88/2,475,490.32 = 989,108.64/x
  3. Step 3: Cross multiply
    1,793,918.88x = 2,475,490.32 × 989,108.64
  4. Step 4: Simplify right side
    1,793,918.88x = 2,448,528,863,748.36
  5. Step 5: Solve for x
    x = 2,448,528,863,748.36/1,793,918.88
  6. Step 6: Final answer
    x = 1,364,905.01

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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.