Home / 1,917,531.77-2,876,691.27-569,574.32

Finding the Fourth Proportional to 1,917,531.77, 2,876,691.27 and 569,574.32

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Solution

The fourth proportional to 1,917,531.77, 2,876,691.27 and 569,574.32 is: 854,478.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,531.77 : 2,876,691.27 = 569,574.32 : x
  2. Step 2: Convert to fraction form
    1,917,531.77/2,876,691.27 = 569,574.32/x
  3. Step 3: Cross multiply
    1,917,531.77x = 2,876,691.27 × 569,574.32
  4. Step 4: Simplify right side
    1,917,531.77x = 1,638,489,461,712.63
  5. Step 5: Solve for x
    x = 1,638,489,461,712.63/1,917,531.77
  6. Step 6: Final answer
    x = 854,478.39

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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.