Home / 1,672,078.84-2,507,476.44-711,925.71

Finding the Fourth Proportional to 1,672,078.84, 2,507,476.44 and 711,925.71

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Solution

The fourth proportional to 1,672,078.84, 2,507,476.44 and 711,925.71 is: 1,067,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,078.84 : 2,507,476.44 = 711,925.71 : x
  2. Step 2: Convert to fraction form
    1,672,078.84/2,507,476.44 = 711,925.71/x
  3. Step 3: Cross multiply
    1,672,078.84x = 2,507,476.44 × 711,925.71
  4. Step 4: Simplify right side
    1,672,078.84x = 1,785,136,944,855.27
  5. Step 5: Solve for x
    x = 1,785,136,944,855.27/1,672,078.84
  6. Step 6: Final answer
    x = 1,067,615.30

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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.