Home / 2,637,719.60-3,956,646.36-718,646.22

Finding the Fourth Proportional to 2,637,719.60, 3,956,646.36 and 718,646.22

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Solution

The fourth proportional to 2,637,719.60, 3,956,646.36 and 718,646.22 is: 1,077,987.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,719.60 : 3,956,646.36 = 718,646.22 : x
  2. Step 2: Convert to fraction form
    2,637,719.60/3,956,646.36 = 718,646.22/x
  3. Step 3: Cross multiply
    2,637,719.60x = 3,956,646.36 × 718,646.22
  4. Step 4: Simplify right side
    2,637,719.60x = 2,843,428,950,490.76
  5. Step 5: Solve for x
    x = 2,843,428,950,490.76/2,637,719.60
  6. Step 6: Final answer
    x = 1,077,987.58

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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.