Home / 1,756,417.32-2,422,518.51-1,511,818.38

Finding the Fourth Proportional to 1,756,417.32, 2,422,518.51 and 1,511,818.38

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Solution

The fourth proportional to 1,756,417.32, 2,422,518.51 and 1,511,818.38 is: 2,085,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756,417.32 : 2,422,518.51 = 1,511,818.38 : x
  2. Step 2: Convert to fraction form
    1,756,417.32/2,422,518.51 = 1,511,818.38/x
  3. Step 3: Cross multiply
    1,756,417.32x = 2,422,518.51 × 1,511,818.38
  4. Step 4: Simplify right side
    1,756,417.32x = 3,662,408,009,308.21
  5. Step 5: Solve for x
    x = 3,662,408,009,308.21/1,756,417.32
  6. Step 6: Final answer
    x = 2,085,158.22

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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.