Home / 1,817,643.60-2,726,465.40-538,297.20

Finding the Fourth Proportional to 1,817,643.60, 2,726,465.40 and 538,297.20

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Solution

The fourth proportional to 1,817,643.60, 2,726,465.40 and 538,297.20 is: 807,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,643.60 : 2,726,465.40 = 538,297.20 : x
  2. Step 2: Convert to fraction form
    1,817,643.60/2,726,465.40 = 538,297.20/x
  3. Step 3: Cross multiply
    1,817,643.60x = 2,726,465.40 × 538,297.20
  4. Step 4: Simplify right side
    1,817,643.60x = 1,467,648,690,716.88
  5. Step 5: Solve for x
    x = 1,467,648,690,716.88/1,817,643.60
  6. Step 6: Final answer
    x = 807,445.80

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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.