Home / 1,281,504.81-1,768,322.01-708,467.07

Finding the Fourth Proportional to 1,281,504.81, 1,768,322.01 and 708,467.07

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Solution

The fourth proportional to 1,281,504.81, 1,768,322.01 and 708,467.07 is: 977,599.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,504.81 : 1,768,322.01 = 708,467.07 : x
  2. Step 2: Convert to fraction form
    1,281,504.81/1,768,322.01 = 708,467.07/x
  3. Step 3: Cross multiply
    1,281,504.81x = 1,768,322.01 × 708,467.07
  4. Step 4: Simplify right side
    1,281,504.81x = 1,252,797,913,241.21
  5. Step 5: Solve for x
    x = 1,252,797,913,241.21/1,281,504.81
  6. Step 6: Final answer
    x = 977,599.07

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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.