Home / 1,464,039.64-2,020,353.82-810,603.22

Finding the Fourth Proportional to 1,464,039.64, 2,020,353.82 and 810,603.22

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Solution

The fourth proportional to 1,464,039.64, 2,020,353.82 and 810,603.22 is: 1,118,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,039.64 : 2,020,353.82 = 810,603.22 : x
  2. Step 2: Convert to fraction form
    1,464,039.64/2,020,353.82 = 810,603.22/x
  3. Step 3: Cross multiply
    1,464,039.64x = 2,020,353.82 × 810,603.22
  4. Step 4: Simplify right side
    1,464,039.64x = 1,637,705,312,031.30
  5. Step 5: Solve for x
    x = 1,637,705,312,031.30/1,464,039.64
  6. Step 6: Final answer
    x = 1,118,620.88

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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.