Home / 1,672,045.49-2,507,426.46-711,892.36

Finding the Fourth Proportional to 1,672,045.49, 2,507,426.46 and 711,892.36

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Solution

The fourth proportional to 1,672,045.49, 2,507,426.46 and 711,892.36 is: 1,067,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,045.49 : 2,507,426.46 = 711,892.36 : x
  2. Step 2: Convert to fraction form
    1,672,045.49/2,507,426.46 = 711,892.36/x
  3. Step 3: Cross multiply
    1,672,045.49x = 2,507,426.46 × 711,892.36
  4. Step 4: Simplify right side
    1,672,045.49x = 1,785,017,740,135.85
  5. Step 5: Solve for x
    x = 1,785,017,740,135.85/1,672,045.49
  6. Step 6: Final answer
    x = 1,067,565.30

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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.