Home / 1,251,386.77-1,877,080.12-577,268.64

Finding the Fourth Proportional to 1,251,386.77, 1,877,080.12 and 577,268.64

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Solution

The fourth proportional to 1,251,386.77, 1,877,080.12 and 577,268.64 is: 865,902.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,386.77 : 1,877,080.12 = 577,268.64 : x
  2. Step 2: Convert to fraction form
    1,251,386.77/1,877,080.12 = 577,268.64/x
  3. Step 3: Cross multiply
    1,251,386.77x = 1,877,080.12 × 577,268.64
  4. Step 4: Simplify right side
    1,251,386.77x = 1,083,579,488,043.44
  5. Step 5: Solve for x
    x = 1,083,579,488,043.44/1,251,386.77
  6. Step 6: Final answer
    x = 865,902.94

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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.